Ischyodus cf. bifurcatus

Case, 1978


Classification: Holocephali Chimaeriformes Edaphodontidae

Reference of the original description
Case, G.R. (1978)
Ischyodus bifurcatus, a new species of chimaeroid fish from the upper cretaceous of New Jersey. Geobios, 11(1), 21–29

Types
Ischyodus cf. bifurcatus



Description:


Citation: Ischyodus cf. bifurcatus Case, 1978: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 11/2024

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Description
Original diagnose after Case (1978) p. 22 [4822]: A species of large size, possibly the largest of its genus (in North America), though smaller than the Edaphodontidae; mandibular toothplates ranging in maximum dimension from 4 to 8 cm. Dominant tritoral element of the mandible formed by fusion of the median and internal posterior tritors to form a distinctive crushing plate.

Remarks
shark-references Species-ID=13999;

References
Robb, A.J. (1989)
The Upper Cretaceous (Campanian, Black Creek Formation) fossil fish fauna of Pheobus Landing, Bladen County, North Carolina. Mosasaur, 4, 75–92