Ptychodus agassizi

(Dixon, 1850)


Classification: Elasmobranchii incert. sedis Ptychodontidae

Reference of the original description
Dixon, F. (1850)
The Geology and Fossils of the Tertiary and Cretaceous Formations of Sussex. 469 p., 16 fig., 45 pl.

Synonyms / new combinations and misspellings
Aulodus agassizi

Types
Ptychodus agassizi



Description:


Citation: Ptychodus agassizi (Dixon, 1850): In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 12/2024

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Remarks
shark-references Species-ID=5333;

References
Guinot, G. & Condamine, F.L. (2023)
Global impact and selectivity of the Cretaceous-Paleogene mass extinction among sharks, skates, and rays. Science, 379, 802–806
DOI: 10.1126/science.abn2080
Williston, S.W. (1900)
Some fish teeth from the Kansas Cretaceous. Kansas University Quarterly, 9(1): 27–42, pl. 6–14.
Dixon, F. (1850)
The Geology and Fossils of the Tertiary and Cretaceous Formations of Sussex. 469 p., 16 fig., 45 pl.