Deltodus tubineus

Richards, Sherwin, Smithson, Bennion, Davies, Marshall & Clack, 2018

Classification: Holocephali Cochliodontiformes Cochliodontidae

Reference of the original description

Richards, K.R. & Sherwin, J.E. & Smithson, T.R. & Bennion, R.F. & Davies, S.J. & Marshall, J.E.A. & Clack, J.A. (2018)
Diverse and durophagous: Early Carboniferous chondrichthyans from the Scottish Borders. Earth and Environmental Science Transactions of the Royal Society of Edinburgh, 108(1), 67–87

Types
Deltodus tubineus
Holotype: NMS: G. 2015.5.2;

Description:

Citation: Deltodus tubineus Richards, Sherwin, Smithson, Bennion, Davies, Marshall & Clack, 2018: 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 Richards, Sherwin, Smithson, Bennion, Davies, Marshall & Clack, 2018 [27073]: Diagnosed by McCoy (1855). Terminal tooth obliquely trigonal and slightly convoluted, median tooth narrow and much convoluted. All teeth longitudinally marked with thick step-like, oblique, flattened wrinkles, apparently at right angles to the articular edges. Porous surface.
As for genus, but with four to six pronounced conical cusps arranged linearly along the symphyseal occlusal ridge. No narrow shelf symphyseal to the occlusal ridge.

Remarks
shark-references Species-ID=15417;

References