taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
03F14C5518327C38FF5FFD1DFBF54120.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170943/files/figure.png	https://doi.org/10.5281/zenodo.19170943	FIGURE 1. Olmecadrilus tuxtlensis sp. nov. External. A. Ventral view of anterior region of paratype IEOL 681 (scale 2mm). B. Ventral view of anterior region of paratype IEOL 679 (scale 2mm). C. Lateral view of complete paratype IEOL 4715 (scale 40 mm). D. Dorsal view of prostomium of paratype IEOL 6714 (scale 0.5 mm). E. Ventral view of segments 11–15 showing midventral genital papillae of holotype IEOL 681; letters indicate setae a and b (scale 0.5 mm). F. Ventral view of genital zone of holotype IEOL 681, showing male (mp) and prostatic pores (pp) (scale 1 mm).	FIGURE 1. Olmecadrilus tuxtlensis sp. nov. External. A. Ventral view of anterior region of paratype IEOL 681 (scale 2mm). B. Ventral view of anterior region of paratype IEOL 679 (scale 2mm). C. Lateral view of complete paratype IEOL 4715 (scale 40 mm). D. Dorsal view of prostomium of paratype IEOL 6714 (scale 0.5 mm). E. Ventral view of segments 11–15 showing midventral genital papillae of holotype IEOL 681; letters indicate setae a and b (scale 0.5 mm). F. Ventral view of genital zone of holotype IEOL 681, showing male (mp) and prostatic pores (pp) (scale 1 mm).	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518327C38FF5FFD1DFBF54120.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170945/files/figure.png	https://doi.org/10.5281/zenodo.19170945	FIGURE 2. Olmecadrilus tuxtlensis sp. nov. Internal. A. Dorsal view of pre-clitellar segments 7–13 showing gizzard (g), calciferous glands (cg) of segment 11 and seminal vesicles (sv) of segment 12 (paratype IEOL 4715, scale0.5 mm). B. Transversal view of esophagus (e) from segment 13 showing calciferous glands (cg) and latero-esophageal hearts (leh) (paratype IEOL 679, scale 1 mm). C) Dorsal view of longitudinal cut of right calciferous gland of segment 12; a section of a latero-esophageal heart is also showing (IEOL 4715, scale 0.3 mm). D. Sagittal view of medial longitudinal cut of right calciferous gland of segment 12 (IEOL 6712, scale 0.5 mm). E. Sagittal view of lateral longitudinal cut of right calciferous gland of segment 13 (IEOL 6712, scale 0.5 mm). In Figures B, D and E dorsum is on the top.	FIGURE 2. Olmecadrilus tuxtlensis sp. nov. Internal. A. Dorsal view of pre-clitellar segments 7–13 showing gizzard (g), calciferous glands (cg) of segment 11 and seminal vesicles (sv) of segment 12 (paratype IEOL 4715, scale0.5 mm). B. Transversal view of esophagus (e) from segment 13 showing calciferous glands (cg) and latero-esophageal hearts (leh) (paratype IEOL 679, scale 1 mm). C) Dorsal view of longitudinal cut of right calciferous gland of segment 12; a section of a latero-esophageal heart is also showing (IEOL 4715, scale 0.3 mm). D. Sagittal view of medial longitudinal cut of right calciferous gland of segment 12 (IEOL 6712, scale 0.5 mm). E. Sagittal view of lateral longitudinal cut of right calciferous gland of segment 13 (IEOL 6712, scale 0.5 mm). In Figures B, D and E dorsum is on the top.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518327C38FF5FFD1DFBF54120.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170947/files/figure.png	https://doi.org/10.5281/zenodo.19170947	FIGURE 3. Olmecadrilus tuxtlensis sp. nov. Paratype IEOL 679. A. Internal dorsal view of first five segments showing right tufted nephridia (tn) and its duct (d) (scale 1 mm). B. Internal dorsal view of segments 21–34 showing the intestine (i), dorsal vessel (dv) and parietal meronephridia (pn) (scale 2 mm). C. Extracted median ventral nephridia of last segments (scale 0.5 mm). D. Nephrostome of a median ventral nephridia (compound microscope, scale 0.1 mm)	FIGURE 3. Olmecadrilus tuxtlensis sp. nov. Paratype IEOL 679. A. Internal dorsal view of first five segments showing right tufted nephridia (tn) and its duct (d) (scale 1 mm). B. Internal dorsal view of segments 21–34 showing the intestine (i), dorsal vessel (dv) and parietal meronephridia (pn) (scale 2 mm). C. Extracted median ventral nephridia of last segments (scale 0.5 mm). D. Nephrostome of a median ventral nephridia (compound microscope, scale 0.1 mm)	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518327C38FF5FFD1DFBF54120.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170974/files/figure.png	https://doi.org/10.5281/zenodo.19170974	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518327C38FF5FFD1DFBF54120.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170949/files/figure.png	https://doi.org/10.5281/zenodo.19170949	FIGURE 4. Olmecadrilus tuxtlensis sp. nov. A. Internal dorsal view of segments 16–21 showing prostatic glands (p), intestine (i) and dorsal vessel (dv) (paratype IEOL 4716, scale 2 mm). B. Dorsal view of extracted spermathecae of segments 8 (left) and 9 (right) (holotype IEOL 681, scale 1 mm). C. Lateral view of extracted spermatheca of segment 9 (paratype IEOL 6712, scale 0.5 mm). dc=duct, di= diverticulum, a= ampulla.	FIGURE 4. Olmecadrilus tuxtlensis sp. nov. A. Internal dorsal view of segments 16–21 showing prostatic glands (p), intestine (i) and dorsal vessel (dv) (paratype IEOL 4716, scale 2 mm). B. Dorsal view of extracted spermathecae of segments 8 (left) and 9 (right) (holotype IEOL 681, scale 1 mm). C. Lateral view of extracted spermatheca of segment 9 (paratype IEOL 6712, scale 0.5 mm). dc=duct, di= diverticulum, a= ampulla.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518387C20FF5FFB15FAC646B0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170951/files/figure.png	https://doi.org/10.5281/zenodo.19170951	FIGURE 5. Olmecadrilus ocarinus sp. nov. External. A. Ventral view of anterior region of holotype IEOL 4734 (scale 2mm). B. Dorso-lateral view of prostomium of paratype IEOL 4733 (scale 0.5 mm). C. Ventral view of segments 7–10 showing right genital mark (gm) and spermathecal pores (sp) (paratype 4733, scale 1 mm). D. Ventral view of genital zone of paratype IEOL 4733, showing male pore (mp) and prostatic pores (pp); single letters a and b indicate the corresponding setae (scale 1 mm).	FIGURE 5. Olmecadrilus ocarinus sp. nov. External. A. Ventral view of anterior region of holotype IEOL 4734 (scale 2mm). B. Dorso-lateral view of prostomium of paratype IEOL 4733 (scale 0.5 mm). C. Ventral view of segments 7–10 showing right genital mark (gm) and spermathecal pores (sp) (paratype 4733, scale 1 mm). D. Ventral view of genital zone of paratype IEOL 4733, showing male pore (mp) and prostatic pores (pp); single letters a and b indicate the corresponding setae (scale 1 mm).	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518387C20FF5FFB15FAC646B0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170953/files/figure.png	https://doi.org/10.5281/zenodo.19170953	FIGURE 6. Olmecadrilus ocarinus sp. nov. Internal, dorsal view. A. Segments 3–22 showing the internal disposition of septa (indicated by black numbers) and structures before dissection; g= gizzard, sv= seminal vesicle, ov= ovary, leh= lateroesophageal heart, dv= dorsal vessel, pn= parietal meronephridia, p= prostates (holotype IEOL 4734, scale 2 mm). B. Segments 4–7 showing tufted nephridia (tn) and its duct (d) (holotype IEOL 4734, scale 0.5 mm). C. Median ventral nephridia (vmn) of last segments showing the corresponding nephrostome (np); a, b, c and d indicate the corresponding setae (holotype IEOL 4734; scale 0.5 mm).	FIGURE 6. Olmecadrilus ocarinus sp. nov. Internal, dorsal view. A. Segments 3–22 showing the internal disposition of septa (indicated by black numbers) and structures before dissection; g= gizzard, sv= seminal vesicle, ov= ovary, leh= lateroesophageal heart, dv= dorsal vessel, pn= parietal meronephridia, p= prostates (holotype IEOL 4734, scale 2 mm). B. Segments 4–7 showing tufted nephridia (tn) and its duct (d) (holotype IEOL 4734, scale 0.5 mm). C. Median ventral nephridia (vmn) of last segments showing the corresponding nephrostome (np); a, b, c and d indicate the corresponding setae (holotype IEOL 4734; scale 0.5 mm).	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518387C20FF5FFB15FAC646B0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170955/files/figure.png	https://doi.org/10.5281/zenodo.19170955	FIGURE 7. Olmecadrilus ocarinus sp. nov. A. Internal dorsal view of in situ spermathecae; di= diverticulum, a= ampulla, (paratype IEOL 4733, scale 0.5 mm). B. Lateral view of extracted spermatheca from segment 9; dc= duct, di= diverticulum, a= ampulla (holotype IEOL 4734, scale 0.5 mm). C. Dorsal view of segments 15–19, showing in situ prostates (pd= muscular prostatic duct, gp= glandular part of prostate) and other structures: i= intestine, dv= dorsal vessel, pn= parietal meronephridia (holotype IEOL 4734, scale 1 mm).	FIGURE 7. Olmecadrilus ocarinus sp. nov. A. Internal dorsal view of in situ spermathecae; di= diverticulum, a= ampulla, (paratype IEOL 4733, scale 0.5 mm). B. Lateral view of extracted spermatheca from segment 9; dc= duct, di= diverticulum, a= ampulla (holotype IEOL 4734, scale 0.5 mm). C. Dorsal view of segments 15–19, showing in situ prostates (pd= muscular prostatic duct, gp= glandular part of prostate) and other structures: i= intestine, dv= dorsal vessel, pn= parietal meronephridia (holotype IEOL 4734, scale 1 mm).	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518387C20FF5FFB15FAC646B0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170974/files/figure.png	https://doi.org/10.5281/zenodo.19170974	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518207C25FF5FFC6AFC954018.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170959/files/figure.png	https://doi.org/10.5281/zenodo.19170959	FIGURE 8. Olmecadrilus titepetlensis sp. nov. External. A. Ventral view of anterior region of paratype IEOL 689 (scale 2mm). B. Dorso-lateral view of prostomium; letters indicate setae c and d (paratype IEOL 276 (scale 0.3 mm). C. Ventral view of genital zone of holotype IEOL 6717, showing prostatic pores (pp), seminal grooves (sg) and genital marks (gm); single letters indicate setae a and b (scale 1 mm). D. Ventral view of preclitellar segments 6–12, showing spermathecal pores (sp) and genital marks (gm); single letters indicate setae a and b (paratype IEOL 276, scale 1 mm). E. Dorsal view of last segments of paratype IEOL 6719; dp= dorsal pores, single letters indicate setae c and d (scale 1 mm).	FIGURE 8. Olmecadrilus titepetlensis sp. nov. External. A. Ventral view of anterior region of paratype IEOL 689 (scale 2mm). B. Dorso-lateral view of prostomium; letters indicate setae c and d (paratype IEOL 276 (scale 0.3 mm). C. Ventral view of genital zone of holotype IEOL 6717, showing prostatic pores (pp), seminal grooves (sg) and genital marks (gm); single letters indicate setae a and b (scale 1 mm). D. Ventral view of preclitellar segments 6–12, showing spermathecal pores (sp) and genital marks (gm); single letters indicate setae a and b (paratype IEOL 276, scale 1 mm). E. Dorsal view of last segments of paratype IEOL 6719; dp= dorsal pores, single letters indicate setae c and d (scale 1 mm).	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518207C25FF5FFC6AFC954018.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170961/files/figure.png	https://doi.org/10.5281/zenodo.19170961	FIGURE 9. Olmecadrilus titepetlensis sp. nov. Internal. A. Segments 1–23 showing the internal disposition of septa (indicated by italic numbers) and structures before dissection; g= gizzard, i= intestine, oi= open intestine, t= typhlosole, sv= seminal vesicles, leh= latero-esophageal heart, dv= dorsal vessel, pn= parietal meronephridia, p= prostates (paratype IEOL 6721, scale 4 mm). B. Segments 4–6 showing tufted nephridia (tn) (paratype IEOL 689, scale 1 mm). C. Transversal view of esophagus (es) from segment 13 showing calciferous glands (cg), latero-esophageal hearts (leh), dorsal vessel (dv) and supra-esophageal vessel (se) of holotype IEOL 6717 (scale 0.5 mm). D. Sagittal view of medial longitudinal cut of calciferous gland from segment 13 (holotype IEOL 6717, scale 0.5 mm); dorsum is on the top.	FIGURE 9. Olmecadrilus titepetlensis sp. nov. Internal. A. Segments 1–23 showing the internal disposition of septa (indicated by italic numbers) and structures before dissection; g= gizzard, i= intestine, oi= open intestine, t= typhlosole, sv= seminal vesicles, leh= latero-esophageal heart, dv= dorsal vessel, pn= parietal meronephridia, p= prostates (paratype IEOL 6721, scale 4 mm). B. Segments 4–6 showing tufted nephridia (tn) (paratype IEOL 689, scale 1 mm). C. Transversal view of esophagus (es) from segment 13 showing calciferous glands (cg), latero-esophageal hearts (leh), dorsal vessel (dv) and supra-esophageal vessel (se) of holotype IEOL 6717 (scale 0.5 mm). D. Sagittal view of medial longitudinal cut of calciferous gland from segment 13 (holotype IEOL 6717, scale 0.5 mm); dorsum is on the top.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518207C25FF5FFC6AFC954018.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170964/files/figure.png	https://doi.org/10.5281/zenodo.19170964	FIGURE 10. Olmecadrilus titepetlensis sp. nov. Internal. A. Dorsal view of right prostates in segments 17–19; pd= prostatic duct, gp= glandular part of prostate, ctf= connective tissue fibers, (holotype IEOL 689, scale 1 mm). B. Dorsal view of anterior prostate (pd= muscular prostatic duct, gp= glandular part) of segment 17, showing the male gonoduct (mg) and parietal meronephridia (pn) (paratype 6719, scale 0.5 mm). C. Dorsal view of left and right extracted spermathecae from segment 9 (paratype IEOL 689, scale 0.5 mm). E. Dorsal view of left extracted spermathecae from segment 9 (paratype IEOL 6720, scale 0.5 mm). dc=duct, di= diverticulum, a= ampulla.	FIGURE 10. Olmecadrilus titepetlensis sp. nov. Internal. A. Dorsal view of right prostates in segments 17–19; pd= prostatic duct, gp= glandular part of prostate, ctf= connective tissue fibers, (holotype IEOL 689, scale 1 mm). B. Dorsal view of anterior prostate (pd= muscular prostatic duct, gp= glandular part) of segment 17, showing the male gonoduct (mg) and parietal meronephridia (pn) (paratype 6719, scale 0.5 mm). C. Dorsal view of left and right extracted spermathecae from segment 9 (paratype IEOL 689, scale 0.5 mm). E. Dorsal view of left extracted spermathecae from segment 9 (paratype IEOL 6720, scale 0.5 mm). dc=duct, di= diverticulum, a= ampulla.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518207C25FF5FFC6AFC954018.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170974/files/figure.png	https://doi.org/10.5281/zenodo.19170974	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518257C2BFF5FFACDFE3D44E0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170966/files/figure.png	https://doi.org/10.5281/zenodo.19170966	FIGURE 11. Olmecadrilus mexicanus. External. A. Ventral view of anterior region (IEOL 200 (scale 2mm). B. Ventral view of segments 13–35; gm= genital marks, pp= prostatic pore, sg= seminal groove, (IEOL 218, scale 2 mm). C. Ventral view of segments 7–9, showing spermathecal pores (sp), one in 7/8 and two in 8/9 (IEOL 208, scale 1mm). D. Ventral view of segments 7–9, showing spermathecal pores (sp), two in 7/8 and two in 8/9 (IEOL 201, scale 1mm). E. Dorso-lateral view of segments, c. 80 segments before annus (dp=dorsal pores; IEOL 222, scale 1 mm). F. Ventral view of last segments showing quincuaxial setal arrangement (IEOL 222, scale 1 mm). Single letters a, b, c and d indicate corresponding setae.	FIGURE 11. Olmecadrilus mexicanus. External. A. Ventral view of anterior region (IEOL 200 (scale 2mm). B. Ventral view of segments 13–35; gm= genital marks, pp= prostatic pore, sg= seminal groove, (IEOL 218, scale 2 mm). C. Ventral view of segments 7–9, showing spermathecal pores (sp), one in 7/8 and two in 8/9 (IEOL 208, scale 1mm). D. Ventral view of segments 7–9, showing spermathecal pores (sp), two in 7/8 and two in 8/9 (IEOL 201, scale 1mm). E. Dorso-lateral view of segments, c. 80 segments before annus (dp=dorsal pores; IEOL 222, scale 1 mm). F. Ventral view of last segments showing quincuaxial setal arrangement (IEOL 222, scale 1 mm). Single letters a, b, c and d indicate corresponding setae.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518257C2BFF5FFACDFE3D44E0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170968/files/figure.png	https://doi.org/10.5281/zenodo.19170968	FIGURE 12. Olmecadrilus mexicanus. Internal. A. Dorsal view of anterior segments showing gizzard (g) and crop (cr) (IEOL 201, scale 2 mm). B. Transversal view of esophagus (es) from segment 11 showing calciferous glands (cg), latero-esophageal hearts (leh), dorsal vessel (dv), supra-esophageal vessel (se) and infraesophagical vessels (iev) (IEOL 222, scale 1 mm). C. Sagittal view of medial longitudinal cut of calciferous gland from segment 12 (IEOL 222, scale 0.4 mm); dorsum is on the top. D. Sagittal view of ental longitudinal cut of calciferous gland from segment 13 (IEOL 222, scale 0.4 mm); dorsum is on the right corner.	FIGURE 12. Olmecadrilus mexicanus. Internal. A. Dorsal view of anterior segments showing gizzard (g) and crop (cr) (IEOL 201, scale 2 mm). B. Transversal view of esophagus (es) from segment 11 showing calciferous glands (cg), latero-esophageal hearts (leh), dorsal vessel (dv), supra-esophageal vessel (se) and infraesophagical vessels (iev) (IEOL 222, scale 1 mm). C. Sagittal view of medial longitudinal cut of calciferous gland from segment 12 (IEOL 222, scale 0.4 mm); dorsum is on the top. D. Sagittal view of ental longitudinal cut of calciferous gland from segment 13 (IEOL 222, scale 0.4 mm); dorsum is on the right corner.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518257C2BFF5FFACDFE3D44E0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170970/files/figure.png	https://doi.org/10.5281/zenodo.19170970	FIGURE 13. Olmecadrilus mexicanus. Internal. A. Dorsal view of first five segments showing tufted nephridia (tn) and its duct (nd) (IEOL 201, scale 1 mm). B. Left side post-clitellar parietal meronephridia (IEOL 222, scale 1 mm). C. Network of parietal dorsal nephridia (sn) and glandular part of prostates (gp) in clitellar segments 16–20 (IEOL 200, scale 1 mm).	FIGURE 13. Olmecadrilus mexicanus. Internal. A. Dorsal view of first five segments showing tufted nephridia (tn) and its duct (nd) (IEOL 201, scale 1 mm). B. Left side post-clitellar parietal meronephridia (IEOL 222, scale 1 mm). C. Network of parietal dorsal nephridia (sn) and glandular part of prostates (gp) in clitellar segments 16–20 (IEOL 200, scale 1 mm).	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518257C2BFF5FFACDFE3D44E0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170972/files/figure.png	https://doi.org/10.5281/zenodo.19170972	FIGURE 14. Olmecadrilus mexicanus. Internal. A. Segments 17–19 showing prostates (gp= glandular part, pd= muscular prostatic duct), fibers of connective tissue (ctf) andparietal meronephridia (pn) (IEOL 222, scale 1 mm). B. The single, midventral spermatheca of segment 8 (a= ampulla, di= diverticulum) (IEOL 208, scale 0.5 mm). C. In situ pair of ventral spermatheca of segment 9 (a= ampulla, di= diverticulum) (IEOL 688, scale 0.5 mm). D. Extracted spermatheca of segment 7 with two ampullae (a) that open through a common duct (dc) in 7/8 (IEOL 222, scale 0.5 mm).	FIGURE 14. Olmecadrilus mexicanus. Internal. A. Segments 17–19 showing prostates (gp= glandular part, pd= muscular prostatic duct), fibers of connective tissue (ctf) andparietal meronephridia (pn) (IEOL 222, scale 1 mm). B. The single, midventral spermatheca of segment 8 (a= ampulla, di= diverticulum) (IEOL 208, scale 0.5 mm). C. In situ pair of ventral spermatheca of segment 9 (a= ampulla, di= diverticulum) (IEOL 688, scale 0.5 mm). D. Extracted spermatheca of segment 7 with two ampullae (a) that open through a common duct (dc) in 7/8 (IEOL 222, scale 0.5 mm).	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
03F14C5518257C2BFF5FFACDFE3D44E0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19170974/files/figure.png	https://doi.org/10.5281/zenodo.19170974	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	FIGURE 15. Geographic distribution inLos Tuxtlas Biosphere Reserveof: A. Olmecadrilus tuxtlensis sp.nov., B. Olmecadrilus titepetlensis sp. nov., and C. Olmecadrilus ocarinus sp. nov. and Olmecadrilus mexicanus.	2026-01-22	Fragoso, Carlos;Rojas, Patricia		Zenodo	biologists	Fragoso, Carlos;Rojas, Patricia			
