taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
9D7DA92FFFA9856189AE585292F9FECC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762944/files/figure.png	https://doi.org/10.5281/zenodo.14762944	FIGURE 1. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Western Port Bay, Australia, adult female.A) habitus, lateral view; B) habitus, dorsal view; C) urosome with fifth legs, lateral view; D) fifth legs, ventral view; E) leg 1, anterior view; F) leg 2, anterior; G) leg 3, anterior; H) leg 4, anterior.	FIGURE 1. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Western Port Bay, Australia, adult female.A) habitus, lateral view; B) habitus, dorsal view; C) urosome with fifth legs, lateral view; D) fifth legs, ventral view; E) leg 1, anterior view; F) leg 2, anterior; G) leg 3, anterior; H) leg 4, anterior.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFA9856189AE585292F9FECC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762946/files/figure.png	https://doi.org/10.5281/zenodo.14762946	FIGURE 2. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Western Port Bay, Australia, adult female. A) right antennule, dorsal view showing setation following Grygier & Ohtsuka’s (1995) nomenclature, hooked setal element indicated with an arrowhead; B) ornamentation of preoral cephalic area, ventral view, hooked seta indicated with an arrowhead; C) forehead, dorsal view; D) urosome showing ventral integumental wrinkles at insertion of ovigerous spines on genital doublesomite, lateral view; E) tip of ovigerous spines, ventral view. (lec= lateral eye cup, mec = medial eye cup, nlp= nipple-like process).	FIGURE 2. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Western Port Bay, Australia, adult female. A) right antennule, dorsal view showing setation following Grygier & Ohtsuka’s (1995) nomenclature, hooked setal element indicated with an arrowhead; B) ornamentation of preoral cephalic area, ventral view, hooked seta indicated with an arrowhead; C) forehead, dorsal view; D) urosome showing ventral integumental wrinkles at insertion of ovigerous spines on genital doublesomite, lateral view; E) tip of ovigerous spines, ventral view. (lec= lateral eye cup, mec = medial eye cup, nlp= nipple-like process).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFA9856189AE585292F9FECC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762954/files/figure.png	https://doi.org/10.5281/zenodo.14762954	FIGURE 3. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Port Phillip Bay, Australia, adult female. A) right antennule, dorsal view showing apical hook of setal element 62 (arrowhead); B) fifth pedigerous somite with fifth legs (P5) and genital double-somite with insertion of ovigerous spines (OS); C) preoral surface showing nipple-like processes (nlp) and adjacent field of integumental wrinkles, lateral view; D) genital double-somite showing dorsal suture (arrowhead).	FIGURE 3. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Port Phillip Bay, Australia, adult female. A) right antennule, dorsal view showing apical hook of setal element 62 (arrowhead); B) fifth pedigerous somite with fifth legs (P5) and genital double-somite with insertion of ovigerous spines (OS); C) preoral surface showing nipple-like processes (nlp) and adjacent field of integumental wrinkles, lateral view; D) genital double-somite showing dorsal suture (arrowhead).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFA7856089AE5E9E94C6F8FF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762956/files/figure.png	https://doi.org/10.5281/zenodo.14762956	FIGURE 4. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria,Australia.A) pedigerous somites PI-V showing position of crater-like processes (clp1–6) on dorsal surface; B) cephalothorax showing nipple-like processes (nlp), oral cone (oc), and medial pore cluster (mpc); C) same, showing medial and lateral eye cups (mec, lec), nipple-like process (nlp), and oral cone (oc), and crater-like process 1 (clp1), lateral view.	FIGURE 4. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria,Australia.A) pedigerous somites PI-V showing position of crater-like processes (clp1–6) on dorsal surface; B) cephalothorax showing nipple-like processes (nlp), oral cone (oc), and medial pore cluster (mpc); C) same, showing medial and lateral eye cups (mec, lec), nipple-like process (nlp), and oral cone (oc), and crater-like process 1 (clp1), lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFA7856089AE5E9E94C6F8FF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762958/files/figure.png	https://doi.org/10.5281/zenodo.14762958	FIGURE 5. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) right antennule, dorsal view showing setal armature with nomenclature following Grygier & Ohtsuka (1995) for first 4 segments and Huys et al. (2007) for fifth segment; B) detail of distal part of fifth antennulary segment showing spinule combs, ventral view; C) same, dorsal view; D) second swimming leg, anterior, showing inner basipodal expansion; E) urosome with caudal rami, ventral view showing posterolateral expansion of anal somite (arrowheads) and caudal setae I–V; F) genital complex, ventral view showing distal opercular flaps (of).	FIGURE 5. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) right antennule, dorsal view showing setal armature with nomenclature following Grygier & Ohtsuka (1995) for first 4 segments and Huys et al. (2007) for fifth segment; B) detail of distal part of fifth antennulary segment showing spinule combs, ventral view; C) same, dorsal view; D) second swimming leg, anterior, showing inner basipodal expansion; E) urosome with caudal rami, ventral view showing posterolateral expansion of anal somite (arrowheads) and caudal setae I–V; F) genital complex, ventral view showing distal opercular flaps (of).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFA7856089AE5E9E94C6F8FF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762960/files/figure.png	https://doi.org/10.5281/zenodo.14762960	FIGURE 6. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia.A) antennules, dorsal view showing comb-like spinule rows (arrows); B) genital somite with genital complex (GC), ventral view; C) antennules, dorsal view showing comb-like spinule rows (arrowheads), semi-dorsal view; D) caudal rami, dorsal view showing caudal setae I–V.	FIGURE 6. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia.A) antennules, dorsal view showing comb-like spinule rows (arrows); B) genital somite with genital complex (GC), ventral view; C) antennules, dorsal view showing comb-like spinule rows (arrowheads), semi-dorsal view; D) caudal rami, dorsal view showing caudal setae I–V.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFA2857A89AE5FBF9200FE21.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762962/files/figure.png	https://doi.org/10.5281/zenodo.14762962	FIGURE 7. Caromiobenella helgolandica (Claus, 1863), adult female, illustrations from earlyAustralian records and published works, for comparative purposes. A) Monstrilla dakinensis Davis, 1949 (= C. helgolandica) depiction by Dakin & Colefax (1940) from Australia; B) M. nichollsii Davis, 1949 (= C. helgolandica) illustration by Nicholls (1944) from Australia; C) C. helgolandica illustration by Sewell (1949) from the Indian Ocean; D) C. helgolandica illustration by Sars (1921) from Norway; E) C. helgolandica illustration by Scott (1909). Drawings unscaled.	FIGURE 7. Caromiobenella helgolandica (Claus, 1863), adult female, illustrations from earlyAustralian records and published works, for comparative purposes. A) Monstrilla dakinensis Davis, 1949 (= C. helgolandica) depiction by Dakin & Colefax (1940) from Australia; B) M. nichollsii Davis, 1949 (= C. helgolandica) illustration by Nicholls (1944) from Australia; C) C. helgolandica illustration by Sewell (1949) from the Indian Ocean; D) C. helgolandica illustration by Sars (1921) from Norway; E) C. helgolandica illustration by Scott (1909). Drawings unscaled.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762966/files/figure.png	https://doi.org/10.5281/zenodo.14762966	FIGURE 8. Monstrilla pileata sp. nov., adult female holotype from Western Port Bay, Victoria, Australia.A) urosome with fifth legs, ovigerous spines, and caudal rami showing caudal setae I–V and thickened setae III and IV, ventral view; B) preoral surface and forehead showing oral cone (oc) and nipple-like processes (nlp); C) urosome with fifth legs, lateral view.	FIGURE 8. Monstrilla pileata sp. nov., adult female holotype from Western Port Bay, Victoria, Australia.A) urosome with fifth legs, ovigerous spines, and caudal rami showing caudal setae I–V and thickened setae III and IV, ventral view; B) preoral surface and forehead showing oral cone (oc) and nipple-like processes (nlp); C) urosome with fifth legs, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762968/files/figure.png	https://doi.org/10.5281/zenodo.14762968	FIGURE 9. Monstrilla pileata sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) cephalic part and proximal antennulary segments, lateral view showing hyaline body (hb); B) fourth segment of left antennule showing setal armature following Grygier & Ohtsuka’s (1995) nomenclature and apical helmet; C) right antennule showing setal armature following Grygier & Ohtsuka’s (1995) nomenclature.	FIGURE 9. Monstrilla pileata sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) cephalic part and proximal antennulary segments, lateral view showing hyaline body (hb); B) fourth segment of left antennule showing setal armature following Grygier & Ohtsuka’s (1995) nomenclature and apical helmet; C) right antennule showing setal armature following Grygier & Ohtsuka’s (1995) nomenclature.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762972/files/figure.png	https://doi.org/10.5281/zenodo.14762972	FIGURE 10. Monstrilla pileata sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) habitus, ventral view; B) left antennule, fourth segment, dorsal view showing apical helmet; C) caudal rami showing caudal setae I–V showing proximally thickened setae III and IV; D) oral surface showing nipple-like processes (nlp), preoral pore (ppo), and oral cone (oc).	FIGURE 10. Monstrilla pileata sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) habitus, ventral view; B) left antennule, fourth segment, dorsal view showing apical helmet; C) caudal rami showing caudal setae I–V showing proximally thickened setae III and IV; D) oral surface showing nipple-like processes (nlp), preoral pore (ppo), and oral cone (oc).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762974/files/figure.png	https://doi.org/10.5281/zenodo.14762974	FIGURE 11. Monstrilla pileata sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia.A) cephalic structure and ornamentation, lateral view; B) same, showing oral cone (oc), hyaline body (hb), and medial cephalic process (mcp); C) anterior part of cephalothorax showing antennules with setation nomenclature following Grygier & Ohtsuka (1995) and apical helmet, dorsal view; D) right antennule, detail of bipartite antennulary apical helmet; E) left antennule, detail of bipartite antennulary apical helmet, dorsal view.	FIGURE 11. Monstrilla pileata sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia.A) cephalic structure and ornamentation, lateral view; B) same, showing oral cone (oc), hyaline body (hb), and medial cephalic process (mcp); C) anterior part of cephalothorax showing antennules with setation nomenclature following Grygier & Ohtsuka (1995) and apical helmet, dorsal view; D) right antennule, detail of bipartite antennulary apical helmet; E) left antennule, detail of bipartite antennulary apical helmet, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762976/files/figure.png	https://doi.org/10.5281/zenodo.14762976	FIGURE 12. Monstrilla pileata sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia. A) coxal plates of swimming legs 1–4 (P1–P4); B) urosome, lateral view; C) same, ventral view; D) caudal rami showing caudal setae I–VI.	FIGURE 12. Monstrilla pileata sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia. A) coxal plates of swimming legs 1–4 (P1–P4); B) urosome, lateral view; C) same, ventral view; D) caudal rami showing caudal setae I–VI.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762978/files/figure.png	https://doi.org/10.5281/zenodo.14762978	FIGURE 13. Monstrilla pileata sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia.A) apical part of left antennule fourth segment showing chitinous apical helmet-like process (arrow), dorsal view; B) preoral surface showing nipplelike processes (nlp) and oral cone (oc), ventral; C) urosome showing fifth legs (P5) with small endopodal lobe (enp), ventral view; D) caudal rami with caudal setae I–VI showing proximally thickened setae III and IV (marked with asterisks).	FIGURE 13. Monstrilla pileata sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia.A) apical part of left antennule fourth segment showing chitinous apical helmet-like process (arrow), dorsal view; B) preoral surface showing nipplelike processes (nlp) and oral cone (oc), ventral; C) urosome showing fifth legs (P5) with small endopodal lobe (enp), ventral view; D) caudal rami with caudal setae I–VI showing proximally thickened setae III and IV (marked with asterisks).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762946/files/figure.png	https://doi.org/10.5281/zenodo.14762946	FIGURE 2. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Western Port Bay, Australia, adult female. A) right antennule, dorsal view showing setation following Grygier & Ohtsuka’s (1995) nomenclature, hooked setal element indicated with an arrowhead; B) ornamentation of preoral cephalic area, ventral view, hooked seta indicated with an arrowhead; C) forehead, dorsal view; D) urosome showing ventral integumental wrinkles at insertion of ovigerous spines on genital doublesomite, lateral view; E) tip of ovigerous spines, ventral view. (lec= lateral eye cup, mec = medial eye cup, nlp= nipple-like process).	FIGURE 2. Caromiobenella hamatapex (Grygier & Ohtsuka, 1995) from Western Port Bay, Australia, adult female. A) right antennule, dorsal view showing setation following Grygier & Ohtsuka’s (1995) nomenclature, hooked setal element indicated with an arrowhead; B) ornamentation of preoral cephalic area, ventral view, hooked seta indicated with an arrowhead; C) forehead, dorsal view; D) urosome showing ventral integumental wrinkles at insertion of ovigerous spines on genital doublesomite, lateral view; E) tip of ovigerous spines, ventral view. (lec= lateral eye cup, mec = medial eye cup, nlp= nipple-like process).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762982/files/figure.png	https://doi.org/10.5281/zenodo.14762982	FIGURE 14. Monstrilla pileata sp. nov., adult male allotype from Port Phillip Bay, Victoria, Australia. A) habitus showing cephalic structures, hyaline bodies (hb), medial eye cup (mec), and lateral eye cups (lec), and caudal armature (setae I–V), dorsal view; B) cephalic structures showing nipple-like processes (nlp) and oral cone (oc), ventral view; C) urosome showing reduced processes on fifth pedigerous somite (arrowhead) and genital complex, semi-lateral view; D) urosome and pedigers 1–4 with genital complex, lateral view.	FIGURE 14. Monstrilla pileata sp. nov., adult male allotype from Port Phillip Bay, Victoria, Australia. A) habitus showing cephalic structures, hyaline bodies (hb), medial eye cup (mec), and lateral eye cups (lec), and caudal armature (setae I–V), dorsal view; B) cephalic structures showing nipple-like processes (nlp) and oral cone (oc), ventral view; C) urosome showing reduced processes on fifth pedigerous somite (arrowhead) and genital complex, semi-lateral view; D) urosome and pedigers 1–4 with genital complex, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762986/files/figure.png	https://doi.org/10.5281/zenodo.14762986	FIGURE 16. Monstrilla pileata sp. nov., adult male allotype from Port Phillip Bay, Victoria, Australia. A) left caudal ramus with proximally thickened caudal setae III and IV; B) distal tip of right antennule showing chitinous helmet-like apical process, dorsal view; C) cephalic structures showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), and oral cone (oc); D) genital somite with genital complex showing pair of distal lappets (L) and medial opercular flap (of).	FIGURE 16. Monstrilla pileata sp. nov., adult male allotype from Port Phillip Bay, Victoria, Australia. A) left caudal ramus with proximally thickened caudal setae III and IV; B) distal tip of right antennule showing chitinous helmet-like apical process, dorsal view; C) cephalic structures showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), and oral cone (oc); D) genital somite with genital complex showing pair of distal lappets (L) and medial opercular flap (of).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFBC857689AE5E9E920DFDB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762984/files/figure.png	https://doi.org/10.5281/zenodo.14762984	FIGURE 15. Monstrilla pileata sp. nov., adult male allotype from Port Phillip Bay, Victoria, Australia. A) left antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment; B) eye complex, dorsal view showing medial eye cup (mec) and lateral eye cups (lec); C) urosome and caudal rami showing genital complex and caudal setal pattern with proximally thickened caudal setae III and IV. d) left caudal ramus showing proximally thickened setae III and IV, dorsal view.	FIGURE 15. Monstrilla pileata sp. nov., adult male allotype from Port Phillip Bay, Victoria, Australia. A) left antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment; B) eye complex, dorsal view showing medial eye cup (mec) and lateral eye cups (lec); C) urosome and caudal rami showing genital complex and caudal setal pattern with proximally thickened caudal setae III and IV. d) left caudal ramus showing proximally thickened setae III and IV, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFB0854F89AE5D4294A3FADE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762988/files/figure.png	https://doi.org/10.5281/zenodo.14762988	FIGURE 17. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) cephalic structures and preoral ornamentation showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) anterior half of cephalothorax showing additional structures, medial protuberance (mp), bulging lateral eye cup, and thick oral cone (oc), lateral view; C) detail of cephalic structures showing bulging eye cups (mec, lec), hyaline body (hb) (sensu Suárez-Morales 2018) and ornamented medial protuberance (mp), lateral view; D) detail of thickened oral cone, lateral view; E) urosome and caudal rami showing genital complex and caudal setation with setae I–VI, ventral view; F) genital complex showing short lappets and distal ornamentation (arrowheads); G) second swimming leg, anterior view.	FIGURE 17. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) cephalic structures and preoral ornamentation showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) anterior half of cephalothorax showing additional structures, medial protuberance (mp), bulging lateral eye cup, and thick oral cone (oc), lateral view; C) detail of cephalic structures showing bulging eye cups (mec, lec), hyaline body (hb) (sensu Suárez-Morales 2018) and ornamented medial protuberance (mp), lateral view; D) detail of thickened oral cone, lateral view; E) urosome and caudal rami showing genital complex and caudal setation with setae I–VI, ventral view; F) genital complex showing short lappets and distal ornamentation (arrowheads); G) second swimming leg, anterior view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFB0854F89AE5D4294A3FADE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762992/files/figure.png	https://doi.org/10.5281/zenodo.14762992	FIGURE 18. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) left antennule, dorsal view; B) right antennule, dorsal view; C) paratype right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, dorsal view; D) cephalic structures with bulging medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb), ventral view; E) urosome showing fifth pedigerous somite with expanded ventral surface, genital somite with genital complex, lateral view.	FIGURE 18. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) left antennule, dorsal view; B) right antennule, dorsal view; C) paratype right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, dorsal view; D) cephalic structures with bulging medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb), ventral view; E) urosome showing fifth pedigerous somite with expanded ventral surface, genital somite with genital complex, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFB0854F89AE5D4294A3FADE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762994/files/figure.png	https://doi.org/10.5281/zenodo.14762994	FIGURE 19. Monstrilla sekiguchii sp. nov., adult male holotype and paratype from Western Port Bay, Victoria, Australia. A) urosome and caudal rami showing genital complex and caudal setae I–VI, ventral view; B) same, showing inner margin ornamentation of genital lappets (arrowheads); C) paratype specimen, urosome, semi-lateral view; D) holotype genital complex, lateral view.	FIGURE 19. Monstrilla sekiguchii sp. nov., adult male holotype and paratype from Western Port Bay, Victoria, Australia. A) urosome and caudal rami showing genital complex and caudal setae I–VI, ventral view; B) same, showing inner margin ornamentation of genital lappets (arrowheads); C) paratype specimen, urosome, semi-lateral view; D) holotype genital complex, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFB0854F89AE5D4294A3FADE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762996/files/figure.png	https://doi.org/10.5281/zenodo.14762996	FIGURE 20. Monstrilla sekiguchii sp. nov., holotype and paratype males from Western Port Bay, Victoria, Australia. A) holotype caudal rami showing caudal setae I–VI; B) paratype caudal rami showing similar arrangement of caudal setae I–VI as in holotype; C) holotype, third swimming leg showing exopod (exp), endopod (enp), and long basipodal seta (arrowhead); D) holotype, genital complex showing genital lappets (L), ventral view.	FIGURE 20. Monstrilla sekiguchii sp. nov., holotype and paratype males from Western Port Bay, Victoria, Australia. A) holotype caudal rami showing caudal setae I–VI; B) paratype caudal rami showing similar arrangement of caudal setae I–VI as in holotype; C) holotype, third swimming leg showing exopod (exp), endopod (enp), and long basipodal seta (arrowhead); D) holotype, genital complex showing genital lappets (L), ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFB0854F89AE5D4294A3FADE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762998/files/figure.png	https://doi.org/10.5281/zenodo.14762998	FIGURE 21. Monstrilla sekiguchii sp. nov., paratype male from Western Port Bay, Victoria, Australia.A) caudal rami showing caudal setae I–VI; B) right antennule, dorsal view; C) third swimming leg showing long basipodal seta (arrowhead); D) genital complex showing genital lappets (L), ventral view.	FIGURE 21. Monstrilla sekiguchii sp. nov., paratype male from Western Port Bay, Victoria, Australia.A) caudal rami showing caudal setae I–VI; B) right antennule, dorsal view; C) third swimming leg showing long basipodal seta (arrowhead); D) genital complex showing genital lappets (L), ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFB0854F89AE5D4294A3FADE.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763000/files/figure.png	https://doi.org/10.5281/zenodo.14763000	FIGURE 22. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) habitus, dorsal view; B) same, ventral view; C) same, lateral view.	FIGURE 22. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) habitus, dorsal view; B) same, ventral view; C) same, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF89854D89AE5AE994FBF880.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763002/files/figure.png	https://doi.org/10.5281/zenodo.14763002	FIGURE 23. Monstrilla longibrachiata sp. nov., adult male holotype from Port PhillipBay, Victoria,Australia.A) cephalothorax showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), frontal sensilla, nipple-like processes (nlp), and oral cone (oc), ventral view; B) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, with long, uniserially pinnate element 1 (arrow), dorsal view; C) genital complex showing genital lappets (L), ventral view.	FIGURE 23. Monstrilla longibrachiata sp. nov., adult male holotype from Port PhillipBay, Victoria,Australia.A) cephalothorax showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), frontal sensilla, nipple-like processes (nlp), and oral cone (oc), ventral view; B) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, with long, uniserially pinnate element 1 (arrow), dorsal view; C) genital complex showing genital lappets (L), ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF89854D89AE5AE994FBF880.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763004/files/figure.png	https://doi.org/10.5281/zenodo.14763004	FIGURE 24. Monstrilla longibrachiata sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) urosome showing genital complex, lateral view; B) urosome and caudal rami showing protuberant corners of genital somite (arrows) and caudal setae I–VI, dorsal view; C) pedigerous somites 1–5 (legs omitted) and urosome, ventral view; D) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier and Ohtsuka (1995) and Huys et al. (2007) for fifth segment.	FIGURE 24. Monstrilla longibrachiata sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) urosome showing genital complex, lateral view; B) urosome and caudal rami showing protuberant corners of genital somite (arrows) and caudal setae I–VI, dorsal view; C) pedigerous somites 1–5 (legs omitted) and urosome, ventral view; D) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier and Ohtsuka (1995) and Huys et al. (2007) for fifth segment.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF89854D89AE5AE994FBF880.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763006/files/figure.png	https://doi.org/10.5281/zenodo.14763006	FIGURE 25. Monstrilla longibrachiata sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) genital complex with genital lappets, lateral view; B) same, semi-ventral view; C) preoral surface with medial eye cup, lateral eye cups (mec, lec), and nipple-like processes (nlp), ventral view; D) caudal rami, dorsal view.	FIGURE 25. Monstrilla longibrachiata sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) genital complex with genital lappets, lateral view; B) same, semi-ventral view; C) preoral surface with medial eye cup, lateral eye cups (mec, lec), and nipple-like processes (nlp), ventral view; D) caudal rami, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF87854589AE5FBF928AFA92.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763008/files/figure.png	https://doi.org/10.5281/zenodo.14763008	FIGURE 26. Monstrilla walteri sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) left antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment; B) right antennule, dorsal view; C) cephalic structures showing hyaline body (hb), medial keel-like process (mk), protuberant nipple-like processes (nlp), and oral cone (oc), lateral view; D) urosome showing fifth legs buds on fifth pedigerous somite (arrow), genital complex, and caudal rami with caudal setae I–V.	FIGURE 26. Monstrilla walteri sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) left antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment; B) right antennule, dorsal view; C) cephalic structures showing hyaline body (hb), medial keel-like process (mk), protuberant nipple-like processes (nlp), and oral cone (oc), lateral view; D) urosome showing fifth legs buds on fifth pedigerous somite (arrow), genital complex, and caudal rami with caudal setae I–V.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF87854589AE5FBF928AFA92.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763010/files/figure.png	https://doi.org/10.5281/zenodo.14763010	FIGURE 27. Monstrilla walteri sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) protuberant nipplelike process with apical sensillum (nlps); B) additional cephalic structures, medial keel process (mk), paired protuberant nipplelike processes (nlps) and dorsal rows of spinules, and oral cone (oc); C) integumental ornamentation of preoral surface, lateral view; D) additional preoral surface ornamentation with crescent-shaped processes or scars (csp), ventral view; E) genital complex showing lappets (L) and opercular flaps (of), ventral view; F) urosome and caudal rami showing caudal setae I–V, dorsal view; G) detail of fifth pedigerous somite showing small fifth leg bud (arrow), lateral view.	FIGURE 27. Monstrilla walteri sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) protuberant nipplelike process with apical sensillum (nlps); B) additional cephalic structures, medial keel process (mk), paired protuberant nipplelike processes (nlps) and dorsal rows of spinules, and oral cone (oc); C) integumental ornamentation of preoral surface, lateral view; D) additional preoral surface ornamentation with crescent-shaped processes or scars (csp), ventral view; E) genital complex showing lappets (L) and opercular flaps (of), ventral view; F) urosome and caudal rami showing caudal setae I–V, dorsal view; G) detail of fifth pedigerous somite showing small fifth leg bud (arrow), lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF87854589AE5FBF928AFA92.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763012/files/figure.png	https://doi.org/10.5281/zenodo.14763012	FIGURE 28. Monstrilla walteri sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) left antennule showing ridged outer distal margin on fourth segment (arrows), dorsal view; B) right antennule with corrugate outer margin (arrows), dorsal view; C) genital complex (GC) showing genital lappets (L), ventral view; D) antennules lacking fifth segment, dorsal view.	FIGURE 28. Monstrilla walteri sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) left antennule showing ridged outer distal margin on fourth segment (arrows), dorsal view; B) right antennule with corrugate outer margin (arrows), dorsal view; C) genital complex (GC) showing genital lappets (L), ventral view; D) antennules lacking fifth segment, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF87854589AE5FBF928AFA92.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763000/files/figure.png	https://doi.org/10.5281/zenodo.14763000	FIGURE 22. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) habitus, dorsal view; B) same, ventral view; C) same, lateral view.	FIGURE 22. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) habitus, dorsal view; B) same, ventral view; C) same, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF87854589AE5FBF928AFA92.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763002/files/figure.png	https://doi.org/10.5281/zenodo.14763002	FIGURE 23. Monstrilla longibrachiata sp. nov., adult male holotype from Port PhillipBay, Victoria,Australia.A) cephalothorax showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), frontal sensilla, nipple-like processes (nlp), and oral cone (oc), ventral view; B) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, with long, uniserially pinnate element 1 (arrow), dorsal view; C) genital complex showing genital lappets (L), ventral view.	FIGURE 23. Monstrilla longibrachiata sp. nov., adult male holotype from Port PhillipBay, Victoria,Australia.A) cephalothorax showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), frontal sensilla, nipple-like processes (nlp), and oral cone (oc), ventral view; B) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, with long, uniserially pinnate element 1 (arrow), dorsal view; C) genital complex showing genital lappets (L), ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF83855B89AE5A5793A1FF50.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763016/files/figure.png	https://doi.org/10.5281/zenodo.14763016	FIGURE 29. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) habitus, lateral view; B) cephalic structures showing medial eye cups (mec), lateral eye cups (lec), hyaline bodies (hb), protruding preoral pore (pp), nipple-like process (nlp), oral cone (oc), and integumental warts; C) leg 2 exopod showing setiform outer apical setal element on first segment and reduced outer spine; D) legs 1 and 2 outer spine of third exopodal segment; E) leg 3, same spine, showing distal attenuation; F) leg 4, same; G) urosome and caudal rami showing genital complex and caudal setae I–V, lateral view.	FIGURE 29. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) habitus, lateral view; B) cephalic structures showing medial eye cups (mec), lateral eye cups (lec), hyaline bodies (hb), protruding preoral pore (pp), nipple-like process (nlp), oral cone (oc), and integumental warts; C) leg 2 exopod showing setiform outer apical setal element on first segment and reduced outer spine; D) legs 1 and 2 outer spine of third exopodal segment; E) leg 3, same spine, showing distal attenuation; F) leg 4, same; G) urosome and caudal rami showing genital complex and caudal setae I–V, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF83855B89AE5A5793A1FF50.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763018/files/figure.png	https://doi.org/10.5281/zenodo.14763018	FIGURE 30. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) right geniculate antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment; B) left antennule fifth segment showing setation pattern following Huys et al.’s nomenclature; C) cephalic preoral ornamentation showing ventral pores (vpore), nipple-like processes (nlp), medial (mec) and lateral (lec) eye cups, pair of small forehead sensilla, and oral cone (oc); D) globose genital complex showing genital lappets with apical 3- pointed process (arrows).	FIGURE 30. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) right geniculate antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment; B) left antennule fifth segment showing setation pattern following Huys et al.’s nomenclature; C) cephalic preoral ornamentation showing ventral pores (vpore), nipple-like processes (nlp), medial (mec) and lateral (lec) eye cups, pair of small forehead sensilla, and oral cone (oc); D) globose genital complex showing genital lappets with apical 3- pointed process (arrows).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF83855B89AE5A5793A1FF50.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763020/files/figure.png	https://doi.org/10.5281/zenodo.14763020	FIGURE 31. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) left antennule fifth segment showing inner swelling of fourth segment proximal half (arrow), dorsal view; B) genital complex (GC) showing genital lappets (L) each with 3-pointed tips (arrows), ventral view; C) cephalic structures showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), and oral cone (oc), ventral view; D) caudal rami showing caudal setae I–VI, dorsal view.	FIGURE 31. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) left antennule fifth segment showing inner swelling of fourth segment proximal half (arrow), dorsal view; B) genital complex (GC) showing genital lappets (L) each with 3-pointed tips (arrows), ventral view; C) cephalic structures showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), and oral cone (oc), ventral view; D) caudal rami showing caudal setae I–VI, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF83855B89AE5A5793A1FF50.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762958/files/figure.png	https://doi.org/10.5281/zenodo.14762958	FIGURE 5. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) right antennule, dorsal view showing setal armature with nomenclature following Grygier & Ohtsuka (1995) for first 4 segments and Huys et al. (2007) for fifth segment; B) detail of distal part of fifth antennulary segment showing spinule combs, ventral view; C) same, dorsal view; D) second swimming leg, anterior, showing inner basipodal expansion; E) urosome with caudal rami, ventral view showing posterolateral expansion of anal somite (arrowheads) and caudal setae I–V; F) genital complex, ventral view showing distal opercular flaps (of).	FIGURE 5. Caromiobenella jeoni sp. nov., adult male holotype from Port Phillip Bay, Victoria, Australia. A) right antennule, dorsal view showing setal armature with nomenclature following Grygier & Ohtsuka (1995) for first 4 segments and Huys et al. (2007) for fifth segment; B) detail of distal part of fifth antennulary segment showing spinule combs, ventral view; C) same, dorsal view; D) second swimming leg, anterior, showing inner basipodal expansion; E) urosome with caudal rami, ventral view showing posterolateral expansion of anal somite (arrowheads) and caudal setae I–V; F) genital complex, ventral view showing distal opercular flaps (of).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF9E855D89AE5FBF92CEFBD4.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763024/files/figure.png	https://doi.org/10.5281/zenodo.14763024	FIGURE 32. Monstrilla mammillata sp. nov., adult male holotype from Hamelin Pool Channel, Shark Bay, Western Australia. A) cephalic structures showing ridged frontal margin (arrowheads), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment with swelling on proximal part of fifth segment (arrow), dorsal view; C) cephalic structures with medial cephalic protuberance (mcp), oral cone (OC), and right antennule, lateral view; D) genital complex showing divergent mammiform lappets (L) with terminal spermatophore spines (ss), ventral view; E) urosome and caudal rami showing caudal setae I–VI, and close-up of fifth legs buds, lateral view; F) left mammiform lappet with spermatophore spine (ss), lateral view.	FIGURE 32. Monstrilla mammillata sp. nov., adult male holotype from Hamelin Pool Channel, Shark Bay, Western Australia. A) cephalic structures showing ridged frontal margin (arrowheads), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment with swelling on proximal part of fifth segment (arrow), dorsal view; C) cephalic structures with medial cephalic protuberance (mcp), oral cone (OC), and right antennule, lateral view; D) genital complex showing divergent mammiform lappets (L) with terminal spermatophore spines (ss), ventral view; E) urosome and caudal rami showing caudal setae I–VI, and close-up of fifth legs buds, lateral view; F) left mammiform lappet with spermatophore spine (ss), lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF9E855D89AE5FBF92CEFBD4.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763026/files/figure.png	https://doi.org/10.5281/zenodo.14763026	FIGURE 33. Monstrilla mammillata sp. nov., adult male holotype from Hamelin Pool Channel, Shark Bay, Western Australia. A) left antennule showing proximal swelling of fifth segment (white arrowhead), dorsal view and apical oval element (black arrowhead); B) right caudal ramus with caudal setae I–V, semi-lateral view; C) genital complex (GC) showing genital lappets (L) with terminal spermatophore spines (ss), ventral view; D) same, closer view, ventral.	FIGURE 33. Monstrilla mammillata sp. nov., adult male holotype from Hamelin Pool Channel, Shark Bay, Western Australia. A) left antennule showing proximal swelling of fifth segment (white arrowhead), dorsal view and apical oval element (black arrowhead); B) right caudal ramus with caudal setae I–V, semi-lateral view; C) genital complex (GC) showing genital lappets (L) with terminal spermatophore spines (ss), ventral view; D) same, closer view, ventral.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF9E855D89AE5FBF92CEFBD4.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763020/files/figure.png	https://doi.org/10.5281/zenodo.14763020	FIGURE 31. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) left antennule fifth segment showing inner swelling of fourth segment proximal half (arrow), dorsal view; B) genital complex (GC) showing genital lappets (L) each with 3-pointed tips (arrows), ventral view; C) cephalic structures showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), and oral cone (oc), ventral view; D) caudal rami showing caudal setae I–VI, dorsal view.	FIGURE 31. Monstrilla fisgata sp. nov., adult female holotype Western Port Bay, Victoria, Australia. A) left antennule fifth segment showing inner swelling of fourth segment proximal half (arrow), dorsal view; B) genital complex (GC) showing genital lappets (L) each with 3-pointed tips (arrows), ventral view; C) cephalic structures showing medial eye cup (mec), lateral eye cups (lec), nipple-like processes (nlp), and oral cone (oc), ventral view; D) caudal rami showing caudal setae I–VI, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF9B855C89AE5BE694BBF870.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763033/files/figure.png	https://doi.org/10.5281/zenodo.14763033	FIGURE 34. Monstrilla janetgrieveae sp. nov., adult female holotype from Port Phillip Bay, Australia. A) cephalic structures and ornamentation and adjacent field of integumental wrinkles, lateral view; B) fifth leg, ventral view; C) urosome and caudal rami showing proximally thickened distalmost caudal setae III and IV (shadowed); D) urosome showing fifth legs (P5), ovigerous spines (os) and corrugate dorsal surface of genital somite (arrowhead); E) cephalic structures and antennules, dorsal view. (medial eye cup (mec), lateral eye cup (lec), nipple-like processes (nlp), oral cone (oc), hyaline bodies (hb))	FIGURE 34. Monstrilla janetgrieveae sp. nov., adult female holotype from Port Phillip Bay, Australia. A) cephalic structures and ornamentation and adjacent field of integumental wrinkles, lateral view; B) fifth leg, ventral view; C) urosome and caudal rami showing proximally thickened distalmost caudal setae III and IV (shadowed); D) urosome showing fifth legs (P5), ovigerous spines (os) and corrugate dorsal surface of genital somite (arrowhead); E) cephalic structures and antennules, dorsal view. (medial eye cup (mec), lateral eye cup (lec), nipple-like processes (nlp), oral cone (oc), hyaline bodies (hb))	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF9B855C89AE5BE694BBF870.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763035/files/figure.png	https://doi.org/10.5281/zenodo.14763035	FIGURE 35. Monstrilla janetgrieveae sp. nov., adult female holotype from Port Phillip Bay, Australia. A) cephalic structures and antennules showing medial pore cluster (mpc), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, antennules showing setation pattern following Grygier & Ohtsuka (1995), ventral view; B) apical armature of left antennule with truncate elements 61,2, and adjacent elements, lateral view; C) apical armature of right antennule with complete elements 61,2, Vv, and 5 (sensu Grygier & Ohtsuka 1995).	FIGURE 35. Monstrilla janetgrieveae sp. nov., adult female holotype from Port Phillip Bay, Australia. A) cephalic structures and antennules showing medial pore cluster (mpc), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, antennules showing setation pattern following Grygier & Ohtsuka (1995), ventral view; B) apical armature of left antennule with truncate elements 61,2, and adjacent elements, lateral view; C) apical armature of right antennule with complete elements 61,2, Vv, and 5 (sensu Grygier & Ohtsuka 1995).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF9B855C89AE5BE694BBF870.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763037/files/figure.png	https://doi.org/10.5281/zenodo.14763037	FIGURE 36. Monstrilla janetgrieveae sp. nov., adult female holotype from Port Phillip Bay, Australia. A) fourth segment of left antennule, dorsal view; B) urosome showing fifth legs (P5) and insertion of ovigerous spines (OS); C) right caudal ramus with caudal setae I–V, dorsal view showing unmodified proximal parts; D) close-up of urosome showing fifth legs (P5) exopodal lobe (EXP) and endopodal lobe (ENP) and insertion of ovigerous spines (OS), semi-lateral view.	FIGURE 36. Monstrilla janetgrieveae sp. nov., adult female holotype from Port Phillip Bay, Australia. A) fourth segment of left antennule, dorsal view; B) urosome showing fifth legs (P5) and insertion of ovigerous spines (OS); C) right caudal ramus with caudal setae I–V, dorsal view showing unmodified proximal parts; D) close-up of urosome showing fifth legs (P5) exopodal lobe (EXP) and endopodal lobe (ENP) and insertion of ovigerous spines (OS), semi-lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF96852B89AE5FBF9279FB40.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763039/files/figure.png	https://doi.org/10.5281/zenodo.14763039	FIGURE 37. Monstrilla latisetosa sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) cephalic structures and antennules showing setation pattern following Grygier & Ohtsuka (1995), medial and lateral eye cups (mec, lec), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) urosome and caudal rami showing bilobed fifth legs, egg-carrying ovigerous spines (OS), and caudal setae I–IV with proximally thickened setae III and IV (shadowed); C) leg 1 third exopodal segment showing sickle-shaped outer apical spiniform element (arrowhead); D) same, on leg 4, with reduced outer spine on first exopodal segment.	FIGURE 37. Monstrilla latisetosa sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) cephalic structures and antennules showing setation pattern following Grygier & Ohtsuka (1995), medial and lateral eye cups (mec, lec), nipple-like processes (nlp), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) urosome and caudal rami showing bilobed fifth legs, egg-carrying ovigerous spines (OS), and caudal setae I–IV with proximally thickened setae III and IV (shadowed); C) leg 1 third exopodal segment showing sickle-shaped outer apical spiniform element (arrowhead); D) same, on leg 4, with reduced outer spine on first exopodal segment.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF96852B89AE5FBF9279FB40.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763041/files/figure.png	https://doi.org/10.5281/zenodo.14763041	FIGURE 38. Monstrilla latisetosa sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) forehead and antennules, ventral view; B) urosome showing fifth legs (P5) and insertion of ovigerous spines (OS), ventral view; C) left caudal ramus showing caudal setae I–V, showing proximal swellings of setae III and IV (arrows), ventral view.	FIGURE 38. Monstrilla latisetosa sp. nov., adult female holotype from Western Port Bay, Victoria, Australia. A) forehead and antennules, ventral view; B) urosome showing fifth legs (P5) and insertion of ovigerous spines (OS), ventral view; C) left caudal ramus showing caudal setae I–V, showing proximal swellings of setae III and IV (arrows), ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF96852B89AE5FBF9279FB40.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763044/files/figure.png	https://doi.org/10.5281/zenodo.14763044	FIGURE 39. Monstrilla latisetosa sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia, SEM-prepared individual. A) cephalic structures showing nipple-like processes (nlp), medial pore cluster (mpc), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) fifth leg (P5), ventral view; C) caudal rami showing proximally thickened caudal setae III and IV (arrowheads), ventral view; D) detail of caudal setae proximal swelling (arrowheads), ventral view.	FIGURE 39. Monstrilla latisetosa sp. nov., adult female paratype from Port Phillip Bay, Victoria, Australia, SEM-prepared individual. A) cephalic structures showing nipple-like processes (nlp), medial pore cluster (mpc), oral cone (oc), and adjacent field of integumental wrinkles, ventral view; B) fifth leg (P5), ventral view; C) caudal rami showing proximally thickened caudal setae III and IV (arrowheads), ventral view; D) detail of caudal setae proximal swelling (arrowheads), ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFF96852B89AE5FBF9279FB40.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763048/files/figure.png	https://doi.org/10.5281/zenodo.14763048	FIGURE 40. Monstrilla latisetosa sp. nov., adult female paratype from Western Port Bay, Victoria, Australia. A) cephalic structures and antennules showing setation pattern following Grygier & Ohtsuka (1995), nipple-like processes (nlp1,2) and adjacent field of integumental wrinkles, ventral view; B) urosome with caudal rami showing fifth legs and proximally thickened caudal setae III and IV (shadowed), ventral view; C) urosome with fifth legs showing dorsal corrugation on anal somite (arrowhead), lateral view.	FIGURE 40. Monstrilla latisetosa sp. nov., adult female paratype from Western Port Bay, Victoria, Australia. A) cephalic structures and antennules showing setation pattern following Grygier & Ohtsuka (1995), nipple-like processes (nlp1,2) and adjacent field of integumental wrinkles, ventral view; B) urosome with caudal rami showing fifth legs and proximally thickened caudal setae III and IV (shadowed), ventral view; C) urosome with fifth legs showing dorsal corrugation on anal somite (arrowhead), lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFED852E89AE5A1293B0F949.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763050/files/figure.png	https://doi.org/10.5281/zenodo.14763050	FIGURE 41. Monstrilla huysi sp. nov., adult male holotype collected from Port Phillip Bay, Black Rock, Victoria, Australia. A) cephalic structure and antennules showing antennulary setation pattern (following Grygier & Ohtsuka (1995) for segments I–V and Huys et al. (2007) for the fifth segment), with cephalic hyaline bodies (hb) (sensu Suárez-Morales 2018); B) urosome with genital complex and genital lappets, semi-ventral view; C) same, showing fifth legs buds (arrowheads) on ventral surface of fifth pedigerous somite, lateral view.	FIGURE 41. Monstrilla huysi sp. nov., adult male holotype collected from Port Phillip Bay, Black Rock, Victoria, Australia. A) cephalic structure and antennules showing antennulary setation pattern (following Grygier & Ohtsuka (1995) for segments I–V and Huys et al. (2007) for the fifth segment), with cephalic hyaline bodies (hb) (sensu Suárez-Morales 2018); B) urosome with genital complex and genital lappets, semi-ventral view; C) same, showing fifth legs buds (arrowheads) on ventral surface of fifth pedigerous somite, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFED852E89AE5A1293B0F949.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763054/files/figure.png	https://doi.org/10.5281/zenodo.14763054	FIGURE 42. Monstrilla huysi sp. nov., adult male holotype collected from Port Phillip Bay, Victoria, Australia. A) genital complex (GC) with corrugate lappets (L), ventral view; B) same, enlarged; C) left caudal ramus showing caudal setae I–V, dorsal view; D) geniculate antennules fifth segments, dorsal view.	FIGURE 42. Monstrilla huysi sp. nov., adult male holotype collected from Port Phillip Bay, Victoria, Australia. A) genital complex (GC) with corrugate lappets (L), ventral view; B) same, enlarged; C) left caudal ramus showing caudal setae I–V, dorsal view; D) geniculate antennules fifth segments, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFED852E89AE5A1293B0F949.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763058/files/figure.png	https://doi.org/10.5281/zenodo.14763058	FIGURE 43. Monstrilla huysi sp. nov., adult male collected from Port Phillip Bay, Victoria, Australia; SEM-prepared individual. A) cephalic structures and ornamentation and adjacent field of integumental wrinkles, ventral view; B) cephalic structures and ornamentation adjacent field of integumental wrinkles, semi-lateral view; C) cephalic ornamentation showing scattered integumental pores (arrowheads) and dorsal integumental slit (dis) surrounded by wrinkles field, dorsal view; D) pore arrangement on dorsal cephalic surface (pr), dorsal view. (nipple-like processes (nlp), preoral pores (pop), oral cone (oc)).	FIGURE 43. Monstrilla huysi sp. nov., adult male collected from Port Phillip Bay, Victoria, Australia; SEM-prepared individual. A) cephalic structures and ornamentation and adjacent field of integumental wrinkles, ventral view; B) cephalic structures and ornamentation adjacent field of integumental wrinkles, semi-lateral view; C) cephalic ornamentation showing scattered integumental pores (arrowheads) and dorsal integumental slit (dis) surrounded by wrinkles field, dorsal view; D) pore arrangement on dorsal cephalic surface (pr), dorsal view. (nipple-like processes (nlp), preoral pores (pop), oral cone (oc)).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFED852E89AE5A1293B0F949.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763062/files/figure.png	https://doi.org/10.5281/zenodo.14763062	FIGURE44.Monstrillahuysi sp.nov.,adultmalescollected from PortPhillipBay,Victoria,Australia;SEM-preparedindividuals. A) urosome with fifth pedigerous somite showing genital complex and inwardly curved lappets with medial opercular flaps (of); B) same view of another specimen, lateral view; C) another specimen with damaged genital complex, showing paired fifth legs buds (P5), ventral; D) another specimen, geniculate antennule, dorsal view.	FIGURE44.Monstrillahuysi sp.nov.,adultmalescollected from PortPhillipBay,Victoria,Australia;SEM-preparedindividuals. A) urosome with fifth pedigerous somite showing genital complex and inwardly curved lappets with medial opercular flaps (of); B) same view of another specimen, lateral view; C) another specimen with damaged genital complex, showing paired fifth legs buds (P5), ventral; D) another specimen, geniculate antennule, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFED852E89AE5A1293B0F949.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14762992/files/figure.png	https://doi.org/10.5281/zenodo.14762992	FIGURE 18. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) left antennule, dorsal view; B) right antennule, dorsal view; C) paratype right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, dorsal view; D) cephalic structures with bulging medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb), ventral view; E) urosome showing fifth pedigerous somite with expanded ventral surface, genital somite with genital complex, lateral view.	FIGURE 18. Monstrilla sekiguchii sp. nov., adult male holotype from Western Port Bay, Victoria, Australia. A) left antennule, dorsal view; B) right antennule, dorsal view; C) paratype right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, dorsal view; D) cephalic structures with bulging medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb), ventral view; E) urosome showing fifth pedigerous somite with expanded ventral surface, genital somite with genital complex, lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE8852189AE581A9258F930.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763066/files/figure.png	https://doi.org/10.5281/zenodo.14763066	FIGURE 45. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus with antennules, lateral view; B) preoral ornamentation with three pairs of nipple-like processes (nlp 1–3), oral cone (OC), and adjacent field of transverse integumental wrinkles, ventral view; C) cephalic structures with right antennule showing three pairs of nipple-like processes (nlp 1–3) and adjacent field of integumental wrinkles, lateral view; D) urosome and caudal rami showing genital complex (GC) with compact lappets and caudal rami with caudal setae I–VI, ventral view; E) urosome showing fifth pedigerous somite with fifth legs buds (arrowhead), lateral view.	FIGURE 45. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus with antennules, lateral view; B) preoral ornamentation with three pairs of nipple-like processes (nlp 1–3), oral cone (OC), and adjacent field of transverse integumental wrinkles, ventral view; C) cephalic structures with right antennule showing three pairs of nipple-like processes (nlp 1–3) and adjacent field of integumental wrinkles, lateral view; D) urosome and caudal rami showing genital complex (GC) with compact lappets and caudal rami with caudal setae I–VI, ventral view; E) urosome showing fifth pedigerous somite with fifth legs buds (arrowhead), lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE8852189AE581A9258F930.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763068/files/figure.png	https://doi.org/10.5281/zenodo.14763068	FIGURE 46. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus excluding cephalothoracic and urosome appendages showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb) (sensu Suárez-Morales 2018), ventral view; B) antennules showing elongate setal element 1 (sensu Grygier & Ohtsuka 1995), ventral view; C) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, including long elements 1 and 2d1 (asterisk), dorsal view; D) fifth antennulary segment showing apical armature, inverted U-shaped spinule rows and apical spiniform elements 1 and 2 (sensu Huys et al. 2007); E) genital complex, ventral view.	FIGURE 46. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus excluding cephalothoracic and urosome appendages showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb) (sensu Suárez-Morales 2018), ventral view; B) antennules showing elongate setal element 1 (sensu Grygier & Ohtsuka 1995), ventral view; C) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, including long elements 1 and 2d1 (asterisk), dorsal view; D) fifth antennulary segment showing apical armature, inverted U-shaped spinule rows and apical spiniform elements 1 and 2 (sensu Huys et al. 2007); E) genital complex, ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE8852189AE581A9258F930.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763070/files/figure.png	https://doi.org/10.5281/zenodo.14763070	FIGURE 47. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) right and left antennules showing some remarkable setal elements (e.g. IId, 2d1) of segments I–IV following nomenclature by Grygier & Ohtsuka (1995), dorsal view; B) genital complex showing integumental ornamentation (arrowheads series) along inner margin of lappets, ventral view; C) caudal rami showing caudal setae I–V, sockets of missing setae I and II indicated as (I), (II), dorsal view; D) preoral ornamentation with medial pore cluster (mpc), three pairs of nipple-like processes (nlp 1–3), oral cone (OC), and adjacent field of transverse integumental wrinkles, ventral view.	FIGURE 47. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) right and left antennules showing some remarkable setal elements (e.g. IId, 2d1) of segments I–IV following nomenclature by Grygier & Ohtsuka (1995), dorsal view; B) genital complex showing integumental ornamentation (arrowheads series) along inner margin of lappets, ventral view; C) caudal rami showing caudal setae I–V, sockets of missing setae I and II indicated as (I), (II), dorsal view; D) preoral ornamentation with medial pore cluster (mpc), three pairs of nipple-like processes (nlp 1–3), oral cone (OC), and adjacent field of transverse integumental wrinkles, ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE7852489AE59C291A7FBFD.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763074/files/figure.png	https://doi.org/10.5281/zenodo.14763074	FIGURE 48. Monstrilla parki sp. nov., adult male holotype from Davies Reef, Queensland, Australia. A) right antennule, segments I–IV showing setation pattern following Grygier & Ohtsuka’s (1995) nomenclature, dorsal view; B) urosome and caudal rami showing paired fifth legs buds armed with seta (P5), genital complex (GC) with distal lappets (L), and caudal setae I–IV, ventral view; C) urosome with fifth leg protopodal bulb with apical seta and genital complex, semi-lateral view; D&E) position, shape, and ornamentation of genital lappets (L) on distal genital complex shaft (GCS), anterior view; F) fifth segment of right antennule showing reduced armature (Huys et al. 2007 nomenclature); G) same, left antennule.	FIGURE 48. Monstrilla parki sp. nov., adult male holotype from Davies Reef, Queensland, Australia. A) right antennule, segments I–IV showing setation pattern following Grygier & Ohtsuka’s (1995) nomenclature, dorsal view; B) urosome and caudal rami showing paired fifth legs buds armed with seta (P5), genital complex (GC) with distal lappets (L), and caudal setae I–IV, ventral view; C) urosome with fifth leg protopodal bulb with apical seta and genital complex, semi-lateral view; D&E) position, shape, and ornamentation of genital lappets (L) on distal genital complex shaft (GCS), anterior view; F) fifth segment of right antennule showing reduced armature (Huys et al. 2007 nomenclature); G) same, left antennule.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE7852489AE59C291A7FBFD.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763078/files/figure.png	https://doi.org/10.5281/zenodo.14763078	FIGURE 49. Monstrilla parki sp. nov., adult male holotype from Davies Reef, Queensland,Australia.A) left antennule putative segments II–IV partly showing setation pattern following Grygier & Ohtsuka’s (1995) nomenclature, dorsal view; B) urosome showing genital complex (GC) with leaf-like lappets (L), ventral view; C) caudal rami showing reduced caudal setation with setae I–IV and modified seta II (asterisk); D) cephalic structures showing medial pore cluster (mpc) with adjacent patches of integumental wrinkles (iw), nipple-like processes (nlp), preoral pore (ppo), and oral cone (oc), ventral view.	FIGURE 49. Monstrilla parki sp. nov., adult male holotype from Davies Reef, Queensland,Australia.A) left antennule putative segments II–IV partly showing setation pattern following Grygier & Ohtsuka’s (1995) nomenclature, dorsal view; B) urosome showing genital complex (GC) with leaf-like lappets (L), ventral view; C) caudal rami showing reduced caudal setation with setae I–IV and modified seta II (asterisk); D) cephalic structures showing medial pore cluster (mpc) with adjacent patches of integumental wrinkles (iw), nipple-like processes (nlp), preoral pore (ppo), and oral cone (oc), ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE7852489AE59C291A7FBFD.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763066/files/figure.png	https://doi.org/10.5281/zenodo.14763066	FIGURE 45. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus with antennules, lateral view; B) preoral ornamentation with three pairs of nipple-like processes (nlp 1–3), oral cone (OC), and adjacent field of transverse integumental wrinkles, ventral view; C) cephalic structures with right antennule showing three pairs of nipple-like processes (nlp 1–3) and adjacent field of integumental wrinkles, lateral view; D) urosome and caudal rami showing genital complex (GC) with compact lappets and caudal rami with caudal setae I–VI, ventral view; E) urosome showing fifth pedigerous somite with fifth legs buds (arrowhead), lateral view.	FIGURE 45. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus with antennules, lateral view; B) preoral ornamentation with three pairs of nipple-like processes (nlp 1–3), oral cone (OC), and adjacent field of transverse integumental wrinkles, ventral view; C) cephalic structures with right antennule showing three pairs of nipple-like processes (nlp 1–3) and adjacent field of integumental wrinkles, lateral view; D) urosome and caudal rami showing genital complex (GC) with compact lappets and caudal rami with caudal setae I–VI, ventral view; E) urosome showing fifth pedigerous somite with fifth legs buds (arrowhead), lateral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE7852489AE59C291A7FBFD.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763068/files/figure.png	https://doi.org/10.5281/zenodo.14763068	FIGURE 46. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus excluding cephalothoracic and urosome appendages showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb) (sensu Suárez-Morales 2018), ventral view; B) antennules showing elongate setal element 1 (sensu Grygier & Ohtsuka 1995), ventral view; C) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, including long elements 1 and 2d1 (asterisk), dorsal view; D) fifth antennulary segment showing apical armature, inverted U-shaped spinule rows and apical spiniform elements 1 and 2 (sensu Huys et al. 2007); E) genital complex, ventral view.	FIGURE 46. Monstrilla caromiobenelloides sp. nov., adult male holotype from Scott Reef, Western Australia. A) habitus excluding cephalothoracic and urosome appendages showing cephalic structures, medial eye cup (mec), lateral eye cups (lec), and hyaline bodies (hb) (sensu Suárez-Morales 2018), ventral view; B) antennules showing elongate setal element 1 (sensu Grygier & Ohtsuka 1995), ventral view; C) right antennule showing setation pattern with nomenclature of segments I–IV following Grygier & Ohtsuka (1995) and Huys et al. (2007) for fifth segment, including long elements 1 and 2d1 (asterisk), dorsal view; D) fifth antennulary segment showing apical armature, inverted U-shaped spinule rows and apical spiniform elements 1 and 2 (sensu Huys et al. 2007); E) genital complex, ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE2853D89AE5B8D9552F8FC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763082/files/figure.png	https://doi.org/10.5281/zenodo.14763082	FIGURE 50. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia. A) cephalic structure with left antennule setation pattern following Grygier & Ohtsuka’s (1995) setal nomenclature and pseudoantennules, lateral view; B) same, showing medial anteroventral process (map), ventral view; C) leg 3 showing reduced fan-like element on first endopodal segment (arrow).	FIGURE 50. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia. A) cephalic structure with left antennule setation pattern following Grygier & Ohtsuka’s (1995) setal nomenclature and pseudoantennules, lateral view; B) same, showing medial anteroventral process (map), ventral view; C) leg 3 showing reduced fan-like element on first endopodal segment (arrow).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE2853D89AE5B8D9552F8FC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763084/files/figure.png	https://doi.org/10.5281/zenodo.14763084	FIGURE 51. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia. A) right antennule with setal armature pattern following Grygier & Ohtsuka’s (1995) nomenclature, dorsal view; B) right pseudoantennular process showing cuticular folds, lateral view; C) cephalic structures with right antennule, pseudoantennular processes (psd), medial anteroventral protuberance (map), and oral cone (oc), lateral view; D) position of additional cephalic structures including hyaline bodies (hb), medial eye cup (mec), and lateral eye cups (lec), dorsal view; E) urosome and caudal rami showing integumental scars (is) and field of wrinkles on dorsal surface of genital double-somite and proximally thickened caudal setae III–V, dorsal view (shadowed).	FIGURE 51. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia. A) right antennule with setal armature pattern following Grygier & Ohtsuka’s (1995) nomenclature, dorsal view; B) right pseudoantennular process showing cuticular folds, lateral view; C) cephalic structures with right antennule, pseudoantennular processes (psd), medial anteroventral protuberance (map), and oral cone (oc), lateral view; D) position of additional cephalic structures including hyaline bodies (hb), medial eye cup (mec), and lateral eye cups (lec), dorsal view; E) urosome and caudal rami showing integumental scars (is) and field of wrinkles on dorsal surface of genital double-somite and proximally thickened caudal setae III–V, dorsal view (shadowed).	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE2853D89AE5B8D9552F8FC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763086/files/figure.png	https://doi.org/10.5281/zenodo.14763086	FIGURE 52. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected fromPort Phillip Bay,Victoria, Australia. A) urosome with fifth legs and ovigerous spines, lateral view; B) same, showing papilliform integumental processes (arrowheads) on dorsal surface of genital double-somite, lateral view; C) fifth leg armature with endopodal (enp) and exopodal (exp) lobes and ovigerous spines (OS), ventral view; D) fifth leg showing endopodal and exopodal lobes, ventral view.	FIGURE 52. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected fromPort Phillip Bay,Victoria, Australia. A) urosome with fifth legs and ovigerous spines, lateral view; B) same, showing papilliform integumental processes (arrowheads) on dorsal surface of genital double-somite, lateral view; C) fifth leg armature with endopodal (enp) and exopodal (exp) lobes and ovigerous spines (OS), ventral view; D) fifth leg showing endopodal and exopodal lobes, ventral view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE2853D89AE5B8D9552F8FC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763090/files/figure.png	https://doi.org/10.5281/zenodo.14763090	FIGURE 53. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia.A) cephalic structures with antennules (AI) and anterodorsal pseudoantennular processes (psd), dorsal view; B) pseudoantennular processes (psd), dorsal view; C) urosome with ovigerous spines (os) showing terminal hooks (thk), dorsal view.	FIGURE 53. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia.A) cephalic structures with antennules (AI) and anterodorsal pseudoantennular processes (psd), dorsal view; B) pseudoantennular processes (psd), dorsal view; C) urosome with ovigerous spines (os) showing terminal hooks (thk), dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
9D7DA92FFFE2853D89AE5B8D9552F8FC.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14763094/files/figure.png	https://doi.org/10.5281/zenodo.14763094	FIGURE 54. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia. A) cephalic structures showing antennules (AI), lateral view; B) urosome with fifth pedigerous somite (P5), genital double-somite (GS) and caudal rami (CR), lateral view; C) antennules (AI) and pseudoantennular processes (psd), dorsal view; D) urosome and caudal rami showing proximally thickened caudal setae III–V, dorsal view.	FIGURE 54. Sarsimonstrillus pseudantennulatus n. gen., sp. nov., adult female holotype collected from Port Phillip Bay, Victoria, Australia. A) cephalic structures showing antennules (AI), lateral view; B) urosome with fifth pedigerous somite (P5), genital double-somite (GS) and caudal rami (CR), lateral view; C) antennules (AI) and pseudoantennular processes (psd), dorsal view; D) urosome and caudal rami showing proximally thickened caudal setae III–V, dorsal view.	2025-01-29	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon		Zenodo	biologists	Suárez-Morales, Eduardo;P. M. B, Alexander David Mckinnon			
