Lonchidion incumbens

Prasad, Singh, Parmar, Goswami, & Sudan, 2008


Classification: Elasmobranchii Hybodontiformes Lonchidiidae

Reference of the original description
Prasad, G.V.R. & Singh, K. & Parmar, V. & Goswami, A. & Sudan, C.S. (2008)
Hybodont shark teeth from the continental Upper Triassic deposits of India. In G. Arratia, H.-P. Schultze & M.V.H. Wilson (Eds.), Mesozoic Fishes 4 – Homology and Phylogeny (pp. 413–432). Verlag Dr. Friedrich Pfeil

Types
Lonchidion incumbens
Holotype: VPL: JU/TF/126;


Description:


Citation: Lonchidion incumbens Prasad, Singh, Parmar, Goswami, & Sudan, 2008: 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 Prasad, Singh, Parmar, Goswami, & Sudan, 2008 [1935]: The mesial teeth are gracile with a nearly straight lingual crown margin, a triangular crown in lingual view, and a narrow but well-developed labial peg. The labial face of the crown is concave on both sides of the labial peg. The low principal cusp lies labially to the antero-posterior midline of the crown and overhangs the labial peg. The occlusal crest is offset labially from the midline. Longitudinal ridges are absent at the crown shoulder.

Remarks
shark-references Species-ID=7669;

References
Böttcher, R. (2024)
Root resorption during tooth replacement in sharks – a unique character of the Hybodontiformes (Chondrichthyes, Elasmobranchii). Palaeodiversity, 17(1), 121–194
DOI: 10.18476/pale.v17.a6
Prasad, G. & Singh, K. (2009)
New microvertebrate assemblage from the continental upper triassic rocks of peninsular India [Abstract]. Journal of Vertebrate Paleontology, 29(Supplement to Number 3), 167A
Prasad, G.V.R. & Singh, K. & Parmar, V. & Goswami, A. & Sudan, C.S. (2008)
Hybodont shark teeth from the continental Upper Triassic deposits of India. In G. Arratia, H.-P. Schultze & M.V.H. Wilson (Eds.), Mesozoic Fishes 4 – Homology and Phylogeny (pp. 413–432). Verlag Dr. Friedrich Pfeil
Fischer, J. (2008)
Brief synopsis of the hybodont form taxon Lissodus BROUGH, 1935, with remarks on the environment and associated fauna. Freiberger Forschungshefte, C528, 1–23