taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892672/files/figure.png	https://doi.org/10.5281/zenodo.17892672	FIGURE 1. A: Holotype of Branchenchelys megacephala: BMNH 2016.8.25.788, 195 mm TL. B: Paratype of Branchenchelys megacephala: BMNH 2016.8.25.789, 148 mm TL.	FIGURE 1. A: Holotype of Branchenchelys megacephala: BMNH 2016.8.25.788, 195 mm TL. B: Paratype of Branchenchelys megacephala: BMNH 2016.8.25.789, 148 mm TL.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892674/files/figure.png	https://doi.org/10.5281/zenodo.17892674	FIGURE 2. Paratype of Branchenchelys megacephala IO/OV/ANG/00024, 168 mm TL. (Photo credit Ravinesh R., CMLRE).	FIGURE 2. Paratype of Branchenchelys megacephala IO/OV/ANG/00024, 168 mm TL. (Photo credit Ravinesh R., CMLRE).	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892676/files/figure.png	https://doi.org/10.5281/zenodo.17892676	FIGURE 3. A. Head of BMNH 2016.8.25.788. B. Drawing of head of BMNH 2016.8.25.788 showing nostrils and cephalic lateralis pores.	FIGURE 3. A. Head of BMNH 2016.8.25.788. B. Drawing of head of BMNH 2016.8.25.788 showing nostrils and cephalic lateralis pores.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892678/files/figure.png	https://doi.org/10.5281/zenodo.17892678	FIGURE 4. A. Ventral surface of anterior of BMNH 2016.8.25.788 showing gill openings. B. Gill chamber of BMNH 2016.8.25.789 showing hypertrophied gill filaments.	FIGURE 4. A. Ventral surface of anterior of BMNH 2016.8.25.788 showing gill openings. B. Gill chamber of BMNH 2016.8.25.789 showing hypertrophied gill filaments.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892682/files/figure.png	https://doi.org/10.5281/zenodo.17892682	FIGURE 5. MicroCT scan of the skull of Branchenchelys megacephala, ventral view showing the vomerine teeth and maxillary teeth. A. BMNH 2016.8.25.788. B. BMNH 2016.8.25.789.	FIGURE 5. MicroCT scan of the skull of Branchenchelys megacephala, ventral view showing the vomerine teeth and maxillary teeth. A. BMNH 2016.8.25.788. B. BMNH 2016.8.25.789.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892684/files/figure.png	https://doi.org/10.5281/zenodo.17892684	FIGURE 6. MicroCT scan of the mandible of Branchenchelys megacephala, ventral view showing mandibular teeth.A. BMNH 2016.8.25.788. B. BMNH 2016.8.25.789. C. Cross-section of anterior teeth of left mandible, BMNH 2016.8.25.788. D. Crosssection of anterior teeth of right mandible, BMNH 2016.8.25.788.	FIGURE 6. MicroCT scan of the mandible of Branchenchelys megacephala, ventral view showing mandibular teeth.A. BMNH 2016.8.25.788. B. BMNH 2016.8.25.789. C. Cross-section of anterior teeth of left mandible, BMNH 2016.8.25.788. D. Crosssection of anterior teeth of right mandible, BMNH 2016.8.25.788.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892690/files/figure.png	https://doi.org/10.5281/zenodo.17892690	FIGURE 8. MicroCT scan of the anterior portion of holotype of Branchenchelys megacephala: BMNH 2016.8.25.788. A. Dorsal view. B. Lateral view. C. Ventral view.	FIGURE 8. MicroCT scan of the anterior portion of holotype of Branchenchelys megacephala: BMNH 2016.8.25.788. A. Dorsal view. B. Lateral view. C. Ventral view.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892694/files/figure.png	https://doi.org/10.5281/zenodo.17892694	FIGURE 9. MicroCT scan of the anterior portion of Branchenchelys megacephala: A. Holotype BMNH 2016.8.25.788 showing cephalic and lateral line ossicles (white blotch-like areas). B. Paratype BMNH 2016.8.25.789, close-up showing morphology of cephalic ossicles.	FIGURE 9. MicroCT scan of the anterior portion of Branchenchelys megacephala: A. Holotype BMNH 2016.8.25.788 showing cephalic and lateral line ossicles (white blotch-like areas). B. Paratype BMNH 2016.8.25.789, close-up showing morphology of cephalic ossicles.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892698/files/figure.png	https://doi.org/10.5281/zenodo.17892698	FIGURE 10. MicroCT scan of the neurocranium of Branchenchelys megacephala. A–C: holotype BMNH 2016.8.25.788. A. Dorsal view. B. Lateral view. C. Ventral view. D. paratype BMNH 2016.8.25.789, dorsal view,.Abbreviations: BO, basioccipital; BS, basisphenoid; EP, epiotic; EV. Ethmovomerine; EX, exoccipital; FR, frontal; PA, parietal; PR, prootic; PS, parasphenoid; PT, pterotic; SO; supraoccipital; SP, sphenotic	FIGURE 10. MicroCT scan of the neurocranium of Branchenchelys megacephala. A–C: holotype BMNH 2016.8.25.788. A. Dorsal view. B. Lateral view. C. Ventral view. D. paratype BMNH 2016.8.25.789, dorsal view,.Abbreviations: BO, basioccipital; BS, basisphenoid; EP, epiotic; EV. Ethmovomerine; EX, exoccipital; FR, frontal; PA, parietal; PR, prootic; PS, parasphenoid; PT, pterotic; SO; supraoccipital; SP, sphenotic	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892704/files/figure.png	https://doi.org/10.5281/zenodo.17892704	FIGURE 11. MicroCT scan of the optic foramen of Branchenchelys megacephala: A–B: holotype BMNH 2016.8.25.788. A. External view. B. Internal view. C–D: paratype BMNH 2016.8.25.789. C. External view. D. Internal view.	FIGURE 11. MicroCT scan of the optic foramen of Branchenchelys megacephala: A–B: holotype BMNH 2016.8.25.788. A. External view. B. Internal view. C–D: paratype BMNH 2016.8.25.789. C. External view. D. Internal view.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892708/files/figure.png	https://doi.org/10.5281/zenodo.17892708	FIGURE 12. MicroCT scan of the suspensorium, opercular series and lower jaw of holotype of Branchenchelys megacephala: BMNH 2016.8.25.788. Lateral view. Abbreviations:AR, angulo-articulo-retroarticular; CM, coronomeckelian ossification; DE, dentary; HY, hyomandibular; IO, interopercle; OP, opercle;PO, preopercle; Q, quadrate; SO, subopercle.	FIGURE 12. MicroCT scan of the suspensorium, opercular series and lower jaw of holotype of Branchenchelys megacephala: BMNH 2016.8.25.788. Lateral view. Abbreviations:AR, angulo-articulo-retroarticular; CM, coronomeckelian ossification; DE, dentary; HY, hyomandibular; IO, interopercle; OP, opercle;PO, preopercle; Q, quadrate; SO, subopercle.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892710/files/figure.png	https://doi.org/10.5281/zenodo.17892710	FIGURE 13. MicroCT scan of the hyoid arches of holotype of Branchenchelys megacephala: BMNH 2016.8.25.788.A. Dorsal view. B. Ventral view. C. Lateral view. D. Dorso-lateral view. Abbreviations: ACH, anterior ceratohyal; BH, basihyal; BR, branchiostegal rays; CL, cleithrum; HH, hypohyal; PCH, posterior ceratohyal; SC, supracleithrum.	FIGURE 13. MicroCT scan of the hyoid arches of holotype of Branchenchelys megacephala: BMNH 2016.8.25.788.A. Dorsal view. B. Ventral view. C. Lateral view. D. Dorso-lateral view. Abbreviations: ACH, anterior ceratohyal; BH, basihyal; BR, branchiostegal rays; CL, cleithrum; HH, hypohyal; PCH, posterior ceratohyal; SC, supracleithrum.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892714/files/figure.png	https://doi.org/10.5281/zenodo.17892714	FIGURE 14. MicroCT scan of the branchial arches of paratype of Branchenchelys megacephala: BMNH 2016.8.25.789. A. Branchial arches in dorsal view, with upper elements of left branchial arch flipped to allow ventral view. B. Lower pharyngeal toothplates. C. Upper right pharyngeal toothplates.Abbreviations: CB, ceratobranchial; EB, epibranchial; HB, hyobranchial; IP, infrapharyngobranchial; LP; lower pharyngeal toothplate; UP, Upper pharyngeal toothplate.	FIGURE 14. MicroCT scan of the branchial arches of paratype of Branchenchelys megacephala: BMNH 2016.8.25.789. A. Branchial arches in dorsal view, with upper elements of left branchial arch flipped to allow ventral view. B. Lower pharyngeal toothplates. C. Upper right pharyngeal toothplates.Abbreviations: CB, ceratobranchial; EB, epibranchial; HB, hyobranchial; IP, infrapharyngobranchial; LP; lower pharyngeal toothplate; UP, Upper pharyngeal toothplate.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
6D22C952320DFF88038AE47D25EE2B48.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17892716/files/figure.png	https://doi.org/10.5281/zenodo.17892716	FIGURE 15. Distribution of Branchenchelys megacephala in the Arabian Sea, western Indian Ocean. Star is type locality, and circle is locality.	FIGURE 15. Distribution of Branchenchelys megacephala in the Arabian Sea, western Indian Ocean. Star is type locality, and circle is locality.	2025-11-21	Tighe, Kenneth A.;Kodeeswaran, Paramasivam		Zenodo	biologists	Tighe, Kenneth A.;Kodeeswaran, Paramasivam			
