taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226949/files/figure.png	https://doi.org/10.5281/zenodo.21226949	FIG. 1. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, precise distribution of neurovascular foramina on left (A) and right (B) premaxilla. Small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Scale bar:5 cm. Units in mm.Models by Frédéric Pittet.	FIG. 1. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, precise distribution of neurovascular foramina on left (A) and right (B) premaxilla. Small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Scale bar:5 cm. Units in mm.Models by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226951/files/figure.png	https://doi.org/10.5281/zenodo.21226951	FIG. 2. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998: red arrows point the serrated carina of a visible tooth. Scale bar: 5 cm. Photographs by Frédéric Pittet; figure by Florent Goussard.	FIG. 2. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998: red arrows point the serrated carina of a visible tooth. Scale bar: 5 cm. Photographs by Frédéric Pittet; figure by Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462512/files/figure.png	https://doi.org/10.5281/zenodo.21462512	FIG. 3. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, sagittal section of the right premaxilla highlighting the volume occupied by the main neurovascular branch; Pnb, principal neurovascular branch; For, foramen; Inb, interalveolar bone. Scale bar: 5 cm. Scan by Frédéric Pittet; figure by Flor- ent Goussard.	FIG. 3. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, sagittal section of the right premaxilla highlighting the volume occupied by the main neurovascular branch; Pnb, principal neurovascular branch; For, foramen; Inb, interalveolar bone. Scale bar: 5 cm. Scan by Frédéric Pittet; figure by Flor- ent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226953/files/figure.png	https://doi.org/10.5281/zenodo.21226953	FIG. 4. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998: A, right surface anterolateral view; opening of the right prenarial foramen (red square); openings of the first three right neurovascular rami pointing in an anterodorsal position (red circles); B, right surface anterolateral view in transparency with neurovascular network; openings of the prenarial foramina (red squares); openings of the first three neurovascular rami pairs pointing in an anterodorsal position (red circles); evidence of a few anastomoses (red arrows); C, close-ups of the superficial grooves extending the posterior (prenarial foramen) and anterior openings of the neurovascular bowl-shaped structure (blue dots); D, details on the right neurovascular bowl- shaped structure (yellow dashed dots) with antero and posterodorsal rami (corresponding to the prenarial foramen). Abbreviations: An, anastomoses; Cr, crest; Pnf, prenarial foramen. Models by Frédéric Pittet and Florent Goussard. Not to scale.	FIG. 4. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998: A, right surface anterolateral view; opening of the right prenarial foramen (red square); openings of the first three right neurovascular rami pointing in an anterodorsal position (red circles); B, right surface anterolateral view in transparency with neurovascular network; openings of the prenarial foramina (red squares); openings of the first three neurovascular rami pairs pointing in an anterodorsal position (red circles); evidence of a few anastomoses (red arrows); C, close-ups of the superficial grooves extending the posterior (prenarial foramen) and anterior openings of the neurovascular bowl-shaped structure (blue dots); D, details on the right neurovascular bowl- shaped structure (yellow dashed dots) with antero and posterodorsal rami (corresponding to the prenarial foramen). Abbreviations: An, anastomoses; Cr, crest; Pnf, prenarial foramen. Models by Frédéric Pittet and Florent Goussard. Not to scale.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226959/files/figure.png	https://doi.org/10.5281/zenodo.21226959	FIG. 5. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, CT scans views of premaxillae: A, left labial view showing location of each slice; B, axial view with highlighting on the 2nd right alveolus showing three generations of teeth simultaneously (red square); 1-4, axial slices through premaxillae, with number 1 occupying the most ventral position and number 4 the most dorsal (close to the tooth root); C, 3D rendering of the three generations of teeth of the 2nd right alveolus:tooth almost completely demineralized (red), main tooth (orange) and replacement tooth (yellow). Abbreviations:g1, demineralized tooth; g2, main tooth; g3, replacement tooth in its crypt fused with alveolar cavity. Scale bar: 1 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 5. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, CT scans views of premaxillae: A, left labial view showing location of each slice; B, axial view with highlighting on the 2nd right alveolus showing three generations of teeth simultaneously (red square); 1-4, axial slices through premaxillae, with number 1 occupying the most ventral position and number 4 the most dorsal (close to the tooth root); C, 3D rendering of the three generations of teeth of the 2nd right alveolus:tooth almost completely demineralized (red), main tooth (orange) and replacement tooth (yellow). Abbreviations:g1, demineralized tooth; g2, main tooth; g3, replacement tooth in its crypt fused with alveolar cavity. Scale bar: 1 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226963/files/figure.png	https://doi.org/10.5281/zenodo.21226963	FIG. 6. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell,1998, internal arrangement of the preserved teeth with premaxillae in transparency (right premaxilla teeth in purple, left premaxilla teeth in yellow): A, right labial view; B, left labial view; C, ventral view. Abbreviations: al1-6.R, right alveolus 1-6; al1- 6.L, left alveolus 1-6. Scale bars: 5 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 6. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell,1998, internal arrangement of the preserved teeth with premaxillae in transparency (right premaxilla teeth in purple, left premaxilla teeth in yellow): A, right labial view; B, left labial view; C, ventral view. Abbreviations: al1-6.R, right alveolus 1-6; al1- 6.L, left alveolus 1-6. Scale bars: 5 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226965/files/figure.png	https://doi.org/10.5281/zenodo.21226965	FIG. 7. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell, 1998, precise distribution of neurovascular foramina on left (A) and right (B) premaxillae; small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm);slashed lines represent grooves extending the foramina and a subcircular depression in the posteroventral position that resemble old hurts or a scar on the bone.Scale bar: 5 cm. Units in mm. Models by Frédéric Pittet.	FIG. 7. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell, 1998, precise distribution of neurovascular foramina on left (A) and right (B) premaxillae; small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm);slashed lines represent grooves extending the foramina and a subcircular depression in the posteroventral position that resemble old hurts or a scar on the bone.Scale bar: 5 cm. Units in mm. Models by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462514/files/figure.png	https://doi.org/10.5281/zenodo.21462514	FIG. 8. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell,1998:red square indicates the opening of the most posterior portion of the ramus leading to the prenarial foramen in the left (A and B) and right (C) premaxillae; red circle indicates the opening of the first neurovascular ramus pointing in an anterodorsal position in the left (A and B) and right (C) premaxillae; A, left premaxilla,labial view in transparency with its almost complete neurovascular network; B, details of the left atrophied neurovascular bowl-shaped structure (yellow dashed dots); C, details of the right neurovascular bowl-shaped structure (yellow dashed dots) in mirror effect for better comparison of their asymmetry. Scale bar: 5 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 8. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell,1998:red square indicates the opening of the most posterior portion of the ramus leading to the prenarial foramen in the left (A and B) and right (C) premaxillae; red circle indicates the opening of the first neurovascular ramus pointing in an anterodorsal position in the left (A and B) and right (C) premaxillae; A, left premaxilla,labial view in transparency with its almost complete neurovascular network; B, details of the left atrophied neurovascular bowl-shaped structure (yellow dashed dots); C, details of the right neurovascular bowl-shaped structure (yellow dashed dots) in mirror effect for better comparison of their asymmetry. Scale bar: 5 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226967/files/figure.png	https://doi.org/10.5281/zenodo.21226967	FIG. 9. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell, 1998, internal arrangement of the preserved teeth with premaxillae in transparency (right premaxilla teeth in purple, left premaxilla teeth in yellow): A, right labial view; B, left labial view; C, ventral view. Abbreviations: al1-7.R, right alveolus 1-7; al1-7.L, left alveolus 1-7. Scale bars: 5 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 9. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell, 1998, internal arrangement of the preserved teeth with premaxillae in transparency (right premaxilla teeth in purple, left premaxilla teeth in yellow): A, right labial view; B, left labial view; C, ventral view. Abbreviations: al1-7.R, right alveolus 1-7; al1-7.L, left alveolus 1-7. Scale bars: 5 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462516/files/figure.png	https://doi.org/10.5281/zenodo.21462516	FIG. 10. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell,1998, right maxilla portion: A, labial view of the maxilla with foramina; the diameters are shown in the Figure; red lines show the furrows in the bone that prolong the opening of some foramina; B, ventral view. Abbreviations: al, alveolus; de, dentin; en, enamel; intp, interdental plate; m, maxilla; mg, maxillary groove. Scale bar: 5 cm. Units in mm. Models by Frédéric Pittet.	FIG. 10. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell,1998, right maxilla portion: A, labial view of the maxilla with foramina; the diameters are shown in the Figure; red lines show the furrows in the bone that prolong the opening of some foramina; B, ventral view. Abbreviations: al, alveolus; de, dentin; en, enamel; intp, interdental plate; m, maxilla; mg, maxillary groove. Scale bar: 5 cm. Units in mm. Models by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226971/files/figure.png	https://doi.org/10.5281/zenodo.21226971	FIG. 11. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell,1998:A, mirrored left premaxilla (with best-preserved neurovascular network),labial view in transparency with teeth; main branch above the tooth roots; B, right maxilla portion,labial view in transparency with teeth;main branch extending labially along the tooth alveoli for the upper third of their length;C, right maxilla portion, ventral view in transparency with teeth and many neurovascular rami radiating outwards, much more developed on the labial surface, indicating a greater sensory need in this area. Scale bar: 5 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 11. — MNHN.F.GDF366, Cristatusaurus lapparenti Taquet & Russell,1998:A, mirrored left premaxilla (with best-preserved neurovascular network),labial view in transparency with teeth; main branch above the tooth roots; B, right maxilla portion,labial view in transparency with teeth;main branch extending labially along the tooth alveoli for the upper third of their length;C, right maxilla portion, ventral view in transparency with teeth and many neurovascular rami radiating outwards, much more developed on the labial surface, indicating a greater sensory need in this area. Scale bar: 5 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226983/files/figure.png	https://doi.org/10.5281/zenodo.21226983	FIG. 20. — Left premaxillae of Baryonichinae Cristatusaurus lapparenti Taquet & Russell,1998 (MNHN.F.GDF365 and MNHN.F.GDF366), Suchomimus tenerensis Sereno, Beck, Dutheil, Gado, Larsson, Lyon, Marcot, Rauhut, Sadleir, Sidor, Varrichio, Wilson & Wilson, 1998 (MNN GDF501) and Baryonyx walkeri Charig & Milner, 1986 (BMNH R9951) all reduced to the same size by homothety and in transparency.The purple circle represents the location of the prenarial foramen:A, superimposition of left premaxillae of the two specimens of Cristatusaurus lapparenti (MNHN.F.GDF365 in green and MNHN.F.GDF366 in orange with eroded apex and bony roof) with the plunging angle of the main neurovascular branches and prenarial foramen location as references for comparison; B, superimposition of left premaxillae of Suchomimus tenerensis in blue (MNN GDF501, from Hendrickx et al. 2016) with Cristatusaurus lapparenti in green (MNHN.F.GDF365) with prenarial foramen location as landmarks for comparison; C, superimposition of left premaxillae of Baryonyx walkeri in red (BMNH R9951) with Cristatusaurus lapparenti in green (MNHN.F.GDF365) with prenarial foramen location as reference for comparison.Not to scale.Models by Frédéric Pittet and Florent Goussard.	FIG. 20. — Left premaxillae of Baryonichinae Cristatusaurus lapparenti Taquet & Russell,1998 (MNHN.F.GDF365 and MNHN.F.GDF366), Suchomimus tenerensis Sereno, Beck, Dutheil, Gado, Larsson, Lyon, Marcot, Rauhut, Sadleir, Sidor, Varrichio, Wilson & Wilson, 1998 (MNN GDF501) and Baryonyx walkeri Charig & Milner, 1986 (BMNH R9951) all reduced to the same size by homothety and in transparency.The purple circle represents the location of the prenarial foramen:A, superimposition of left premaxillae of the two specimens of Cristatusaurus lapparenti (MNHN.F.GDF365 in green and MNHN.F.GDF366 in orange with eroded apex and bony roof) with the plunging angle of the main neurovascular branches and prenarial foramen location as references for comparison; B, superimposition of left premaxillae of Suchomimus tenerensis in blue (MNN GDF501, from Hendrickx et al. 2016) with Cristatusaurus lapparenti in green (MNHN.F.GDF365) with prenarial foramen location as landmarks for comparison; C, superimposition of left premaxillae of Baryonyx walkeri in red (BMNH R9951) with Cristatusaurus lapparenti in green (MNHN.F.GDF365) with prenarial foramen location as reference for comparison.Not to scale.Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462531/files/figure.png	https://doi.org/10.5281/zenodo.21462531	FIG. 21. — Life restoration of two adult individuals of Cristatusaurus lapparenti Taquet & Russell, 1998, fishing from the bank and using their snout sensitive re- ceptors to hunt small coelancanths, Mawsonia gigas Mawson & Woodward, 1907. Bottom left, three Erfoudichtys rosae Pittet, Cavin & Poyato-Ariza, 2010 try to escape the attacks of the dinosaurs. Original illustration by Alain Bénéteau.	FIG. 21. — Life restoration of two adult individuals of Cristatusaurus lapparenti Taquet & Russell, 1998, fishing from the bank and using their snout sensitive re- ceptors to hunt small coelancanths, Mawsonia gigas Mawson & Woodward, 1907. Bottom left, three Erfoudichtys rosae Pittet, Cavin & Poyato-Ariza, 2010 try to escape the attacks of the dinosaurs. Original illustration by Alain Bénéteau.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462533/files/figure.png	https://doi.org/10.5281/zenodo.21462533	APPENDIX 1. — MNHN.F.GDF365 premaxillae, Cristatusaurus lapparenti Taquet & Russell, 1998: A, dorsal superficial view of the premaxillae; B, dorsal view in transparency with neurovascular network in the premaxillae; C, ventral superficial view of the premaxillae; D, ventral view in transparency with neurovascular network in the premaxillae; E, left labial view of the premaxilla; F, left labial view in transparency with neurovascular network in the premaxilla; G, right labial view of the premaxilla;H, right labial view in transparency with neurovascular network in the premaxilla.Scale bar: 5 cm. Models by Frédéric Pittet & Florent Goussard.	APPENDIX 1. — MNHN.F.GDF365 premaxillae, Cristatusaurus lapparenti Taquet & Russell, 1998: A, dorsal superficial view of the premaxillae; B, dorsal view in transparency with neurovascular network in the premaxillae; C, ventral superficial view of the premaxillae; D, ventral view in transparency with neurovascular network in the premaxillae; E, left labial view of the premaxilla; F, left labial view in transparency with neurovascular network in the premaxilla; G, right labial view of the premaxilla;H, right labial view in transparency with neurovascular network in the premaxilla.Scale bar: 5 cm. Models by Frédéric Pittet & Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226973/files/figure.png	https://doi.org/10.5281/zenodo.21226973	FIG. 13. — A, B, MNHN.F.SAM124, Spinosaurus maroccanus Russell,1996: A, ventral view of premaxillae showing the independent “double pairs of apical alveoli”; B1-B3, CT scans, transverse views from bottom to top, with visible bony separation (green arrow on B1) more and more reduced as we go back along the teeth to finally reveal a single root cavity (B3); C, Cristatusaurus lapparenti Taquet & Russell, 1998, MNHN.F.GDF365: C1-C3, CT scans, transverse views from bottom (C1) to top (C3), without bony separation for the first alveolus;the same disposition is true for the junevile Cristatusaurus lapparenti specimen (MNHN.F.GDF366). Scale bar: 10 cm. Photograph and CT scans treatment by Frédéric Pittet.	FIG. 13. — A, B, MNHN.F.SAM124, Spinosaurus maroccanus Russell,1996: A, ventral view of premaxillae showing the independent “double pairs of apical alveoli”; B1-B3, CT scans, transverse views from bottom to top, with visible bony separation (green arrow on B1) more and more reduced as we go back along the teeth to finally reveal a single root cavity (B3); C, Cristatusaurus lapparenti Taquet & Russell, 1998, MNHN.F.GDF365: C1-C3, CT scans, transverse views from bottom (C1) to top (C3), without bony separation for the first alveolus;the same disposition is true for the junevile Cristatusaurus lapparenti specimen (MNHN.F.GDF366). Scale bar: 10 cm. Photograph and CT scans treatment by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462525/files/figure.png	https://doi.org/10.5281/zenodo.21462525	FIG. 17. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, maxillae CT scans in transparency with teeth (ventral view) (right maxilla teeth in purple, left maxilla teeth in yellow); a1, details on the 2nd alveolus tooth from the left maxilla (Enl, enamel layer with longitudinal striations typical of Spinosaurinae; Del, dentine layer; Puc, pulp cavity); a2, details on the 6th alveolus of left maxilla with three generations of teeth and presence of demineralization; B, lateral view of the left maxilla in transparency with teeth and neurovascular complex. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 17. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, maxillae CT scans in transparency with teeth (ventral view) (right maxilla teeth in purple, left maxilla teeth in yellow); a1, details on the 2nd alveolus tooth from the left maxilla (Enl, enamel layer with longitudinal striations typical of Spinosaurinae; Del, dentine layer; Puc, pulp cavity); a2, details on the 6th alveolus of left maxilla with three generations of teeth and presence of demineralization; B, lateral view of the left maxilla in transparency with teeth and neurovascular complex. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462535/files/figure.png	https://doi.org/10.5281/zenodo.21462535	APPENDIX 2. — MNHN.F.GDF366 premaxillae, Cristatusaurus lapparenti Taquet & Russell, 1998: A, dorsal superficial view of the premaxillae; B, dorsal view in transparency with neurovascular network in the premaxillae; C, ventral superficial view of the premaxillae; D, ventral view in transparency with neurovascular network in the premaxillae; E, left labial view of the premaxilla; F, left labial view in transparency with neurovascular network in the premaxilla; G, right labial view of the premaxilla;H, right labial view in transparency with neurovascular network in the premaxilla.Scale bar: 5 cm. Models by Frédéric Pittet & Florent Goussard.	APPENDIX 2. — MNHN.F.GDF366 premaxillae, Cristatusaurus lapparenti Taquet & Russell, 1998: A, dorsal superficial view of the premaxillae; B, dorsal view in transparency with neurovascular network in the premaxillae; C, ventral superficial view of the premaxillae; D, ventral view in transparency with neurovascular network in the premaxillae; E, left labial view of the premaxilla; F, left labial view in transparency with neurovascular network in the premaxilla; G, right labial view of the premaxilla;H, right labial view in transparency with neurovascular network in the premaxilla.Scale bar: 5 cm. Models by Frédéric Pittet & Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC4AFFBDFF27F8E217736F6C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462541/files/figure.png	https://doi.org/10.5281/zenodo.21462541	APPENDIX 3. — MNHN.F.GDF366 part of right maxilla, Cristatusaurus lapparenti Taquet & Russell, 1998: A, dorsal superficial view of the maxilla; B, dorsal view in transparency with neurovascular network in the maxilla; C, ventral superficial view of the maxilla; D, ventral view in transparency with neurovascular network in the maxilla;E, left labial view of the maxilla; F, left labial view in transparency with neurovascular network in the maxilla; G, right labial view of the maxilla; H, right labial view in transparency with neurovascular network in the maxilla. Scale bar: 5 cm. Models by Frédéric Pittet & Florent Goussard.	APPENDIX 3. — MNHN.F.GDF366 part of right maxilla, Cristatusaurus lapparenti Taquet & Russell, 1998: A, dorsal superficial view of the maxilla; B, dorsal view in transparency with neurovascular network in the maxilla; C, ventral superficial view of the maxilla; D, ventral view in transparency with neurovascular network in the maxilla;E, left labial view of the maxilla; F, left labial view in transparency with neurovascular network in the maxilla; G, right labial view of the maxilla; H, right labial view in transparency with neurovascular network in the maxilla. Scale bar: 5 cm. Models by Frédéric Pittet & Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462518/files/figure.png	https://doi.org/10.5281/zenodo.21462518	FIG. 12. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996, precise distribution of neurovascular foramina on right (A) and left (B) premaxillae; small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Units in mm. Scale bar: 10 cm. Models by Frédéric Pittet.	FIG. 12. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996, precise distribution of neurovascular foramina on right (A) and left (B) premaxillae; small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Units in mm. Scale bar: 10 cm. Models by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226973/files/figure.png	https://doi.org/10.5281/zenodo.21226973	FIG. 13. — A, B, MNHN.F.SAM124, Spinosaurus maroccanus Russell,1996: A, ventral view of premaxillae showing the independent “double pairs of apical alveoli”; B1-B3, CT scans, transverse views from bottom to top, with visible bony separation (green arrow on B1) more and more reduced as we go back along the teeth to finally reveal a single root cavity (B3); C, Cristatusaurus lapparenti Taquet & Russell, 1998, MNHN.F.GDF365: C1-C3, CT scans, transverse views from bottom (C1) to top (C3), without bony separation for the first alveolus;the same disposition is true for the junevile Cristatusaurus lapparenti specimen (MNHN.F.GDF366). Scale bar: 10 cm. Photograph and CT scans treatment by Frédéric Pittet.	FIG. 13. — A, B, MNHN.F.SAM124, Spinosaurus maroccanus Russell,1996: A, ventral view of premaxillae showing the independent “double pairs of apical alveoli”; B1-B3, CT scans, transverse views from bottom to top, with visible bony separation (green arrow on B1) more and more reduced as we go back along the teeth to finally reveal a single root cavity (B3); C, Cristatusaurus lapparenti Taquet & Russell, 1998, MNHN.F.GDF365: C1-C3, CT scans, transverse views from bottom (C1) to top (C3), without bony separation for the first alveolus;the same disposition is true for the junevile Cristatusaurus lapparenti specimen (MNHN.F.GDF366). Scale bar: 10 cm. Photograph and CT scans treatment by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462520/files/figure.png	https://doi.org/10.5281/zenodo.21462520	FIG. 14. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, right premaxilla, labial view in transparency with teeth; main branch above the tooth roots; B, premaxillae, ventral view in transparency with teeth. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 14. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, right premaxilla, labial view in transparency with teeth; main branch above the tooth roots; B, premaxillae, ventral view in transparency with teeth. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462523/files/figure.png	https://doi.org/10.5281/zenodo.21462523	FIG. 15. — MNHN.F.SAM124, Spinosaurus maroccanus Russell,1996, precise distribution of neurovascular foramina on right (above) and left (below) maxillae;small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Units in mm. Scale bar: 10 cm. Models by Frédéric Pittet.	FIG. 15. — MNHN.F.SAM124, Spinosaurus maroccanus Russell,1996, precise distribution of neurovascular foramina on right (above) and left (below) maxillae;small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Units in mm. Scale bar: 10 cm. Models by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226975/files/figure.png	https://doi.org/10.5281/zenodo.21226975	FIG. 16. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996, details on neurovascular grooves on the labial internal wall of the right maxilla: A, top view of the fossil with highlight of the very labial portion of the right maxilla; B, details of the fossil with highlighting of a passage of groove along the 3rd, 4th and 5th alveolus (green arrows); C, details on neurovascular grooves on the labial wall of the right maxilla (without teeth); D, general view of the internal labial wall of the right maxilla (without teeth) in transparency with the neurovascular network scanned with the interconnections of the grooves. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 16. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996, details on neurovascular grooves on the labial internal wall of the right maxilla: A, top view of the fossil with highlight of the very labial portion of the right maxilla; B, details of the fossil with highlighting of a passage of groove along the 3rd, 4th and 5th alveolus (green arrows); C, details on neurovascular grooves on the labial wall of the right maxilla (without teeth); D, general view of the internal labial wall of the right maxilla (without teeth) in transparency with the neurovascular network scanned with the interconnections of the grooves. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462525/files/figure.png	https://doi.org/10.5281/zenodo.21462525	FIG. 17. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, maxillae CT scans in transparency with teeth (ventral view) (right maxilla teeth in purple, left maxilla teeth in yellow); a1, details on the 2nd alveolus tooth from the left maxilla (Enl, enamel layer with longitudinal striations typical of Spinosaurinae; Del, dentine layer; Puc, pulp cavity); a2, details on the 6th alveolus of left maxilla with three generations of teeth and presence of demineralization; B, lateral view of the left maxilla in transparency with teeth and neurovascular complex. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	FIG. 17. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, maxillae CT scans in transparency with teeth (ventral view) (right maxilla teeth in purple, left maxilla teeth in yellow); a1, details on the 2nd alveolus tooth from the left maxilla (Enl, enamel layer with longitudinal striations typical of Spinosaurinae; Del, dentine layer; Puc, pulp cavity); a2, details on the 6th alveolus of left maxilla with three generations of teeth and presence of demineralization; B, lateral view of the left maxilla in transparency with teeth and neurovascular complex. Scale bar: 10 cm. Models by Frédéric Pittet and Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462543/files/figure.png	https://doi.org/10.5281/zenodo.21462543	APPENDIX 4. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, dorsal superficial view of the premaxillae and maxillae; B, dorsal view in transparency with neurovascular network in the premaxillae and maxillae; C, ventral superficial view of the premaxillae and maxillae; D, ventral view in transparency with neurovascular network in the premaxillae and maxillae; E, left labial view of the premaxillae and maxillae; F, left labial view in transparency with neurovascular network in the premaxilla and maxilla; G, right labial view of the premaxillae and maxillae; H, right labial view in transparency with neurovascular network in the premaxillae and maxillae. Scale bar: 10 cm. Models by Frédéric Pittet & Florent Goussard.	APPENDIX 4. — MNHN.F.SAM124, Spinosaurus maroccanus Russell, 1996: A, dorsal superficial view of the premaxillae and maxillae; B, dorsal view in transparency with neurovascular network in the premaxillae and maxillae; C, ventral superficial view of the premaxillae and maxillae; D, ventral view in transparency with neurovascular network in the premaxillae and maxillae; E, left labial view of the premaxillae and maxillae; F, left labial view in transparency with neurovascular network in the premaxilla and maxilla; G, right labial view of the premaxillae and maxillae; H, right labial view in transparency with neurovascular network in the premaxillae and maxillae. Scale bar: 10 cm. Models by Frédéric Pittet & Florent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21226949/files/figure.png	https://doi.org/10.5281/zenodo.21226949	FIG. 1. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, precise distribution of neurovascular foramina on left (A) and right (B) premaxilla. Small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Scale bar:5 cm. Units in mm.Models by Frédéric Pittet.	FIG. 1. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, precise distribution of neurovascular foramina on left (A) and right (B) premaxilla. Small foramina are represented by red circles (1 mm or less) and others by green circles (more than 1 mm). Scale bar:5 cm. Units in mm.Models by Frédéric Pittet.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
E968C875EC5EFFB9FF6CF9C413626D89.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/21462512/files/figure.png	https://doi.org/10.5281/zenodo.21462512	FIG. 3. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, sagittal section of the right premaxilla highlighting the volume occupied by the main neurovascular branch; Pnb, principal neurovascular branch; For, foramen; Inb, interalveolar bone. Scale bar: 5 cm. Scan by Frédéric Pittet; figure by Flor- ent Goussard.	FIG. 3. — MNHN.F.GDF365, Cristatusaurus lapparenti Taquet & Russell, 1998, sagittal section of the right premaxilla highlighting the volume occupied by the main neurovascular branch; Pnb, principal neurovascular branch; For, foramen; Inb, interalveolar bone. Scale bar: 5 cm. Scan by Frédéric Pittet; figure by Flor- ent Goussard.	2026-06-25	Pittet, Frédéric		Zenodo	biologists	Pittet, Frédéric			
