Texatrygon stouti

Bourdon, Wright, Lucas, Spielmann & Pence, 2011


Classification: Elasmobranchii Rajiformes incert. fam.

Reference of the original description
Bourdon, J. & Wright, K. & Lucas, S.G. & Spielmann, J.A. & Pence, R. (2011)
Selachians from the Upper Cretaceous (Santonian) Hosta Tongue of the Point Lookout Sandstone, central New Mexico. New Mexico Museum of Natural History and Science, Bulletin, 52, 1–52

Types
Texatrygon stouti
Holotype: NMMNHS: P-61142; Paratype: NMMNHS: P-61142; NMMNHS: P-61144;


Description:


Citation: Texatrygon stouti Bourdon, Wright, Lucas, Spielmann & Pence, 2011: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 09/2026

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Description
Original diagnosis after Bourdon, Wright, Lucas, Spielmann & Pence, 2011 [13214]: Teeth characterized by a stout, pyramid-shaped crown lacking ornamentation, with a low, broad, cone-like cusp, complete transverse carina and robust visor. The roots are high with inflated lobes and a broad nutritive grove and central pore.

References
Guinot, G. & Condamine, F.L. (2023)
Global impact and selectivity of the Cretaceous-Paleogene mass extinction among sharks, skates, and rays. Science, 379, 802–806
DOI: 10.1126/science.abn2080
Bourdon, J. & Wright, K. & Lucas, S.G. & Spielmann, J.A. & Pence, R. (2011)
Selachians from the Upper Cretaceous (Santonian) Hosta Tongue of the Point Lookout Sandstone, central New Mexico. New Mexico Museum of Natural History and Science, Bulletin, 52, 1–52