Echinorhinus taverai

Otero, Soto-Acuña, Ugalde, Sepúlveda, Vargas, Aguirrezabala & Ortiz, 2026

Classification: Elasmobranchii Echinorhiniformes Echinorhinidae

Reference of the original description

Otero, R.A. & Soto-Acuña, S. & Ugalde, R. & Sepúlveda, P. & Vargas, A.O. & Aguirrezabala, G. & Ortiz, H. (2026)
A new Upper Cretaceous bramble shark from central Chile reveals austral diversity among Weddellian echinorhinids. Cretaceous Research, 180, Article 106309

Types
Echinorhinus taverai
Holotype: SGO: PV 12963;

Description:

Citation: Echinorhinus taverai Otero, Soto-Acuña, Ugalde, Sepúlveda, Vargas, Aguirrezabala & Ortiz, 2026: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 08/2026

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Description
Original diagnosis after Otero et al. (2026) [35427]: Echinorhinus species with the following unique combination of characters: mature teeth with distinctive complex mesial edge having two low, rounded cusplet primordia, distally followed by a serrated edge that reaches the main cusp and fades into a smooth cutting edge over the tip of the crown; presence of a single, sharp distal cusplet; main cusp with a convex edge, which is finely serrated in the mesial side but smooth distally.

Remarks
shark-references Species-ID=17730

References