Ptychodus agassizi

(Dixon, 1850)


Classification: Elasmobranchii incertae 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 10/2021

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References
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.