Lonchidionoides trifurcatum

Vullo, Fragoso, Bittencourt, Pérez-García, Bouchemla & Benyoucef, 2026

Classification: Elasmobranchii Hybodontiformes Lonchidiidae

Reference of the original description

Vullo, R. & Fragoso, L.G.C. & Bittencourt, J.S. & Pérez-García, A. & Bouchemla, I. & Benyoucef, M. (2026)
A new genus of lonchidiid hybodontiform sharks from the Cretaceous of North Africa and South America. Geological Magazine, 163, Article e5

Types
Lonchidionoides trifurcatum
Holotype: LGEE: GH-SA-1;

Description:

Citation: Lonchidionoides trifurcatum Vullo, Fragoso, Bittencourt, Pérez-García, Bouchemla & Benyoucef, 2026: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 01/2026

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Lonchidionoides trifurcatum Vullo, Fragoso, Bittencourt, Pérez-García, Bouchemla & Benyoucef, 2026, from the uppermost Albian–lower Cenomanian fluvial deposits of ‘Garet El Hemmam’ (Algeria) © Vullo et al. (2026)

Description
Diagnosis after Vullo et al. [35457]: Diminutive lonchidiid hybodont shark characterized by a dentition with a marked disjunct monognathic heterodonty; gracile, trident-shaped anterior teeth and low-cusped, more massively built posterior teeth; lateral teeth showing an intermediate morphology; no labial protuberance; narrow and rod-like shaped crown base; enameloid smooth and crown devoid of ornamentation.

References