Ptychodus depressus
Dixon, 1850
Classification: Elasmobranchii incert. sedis Ptychodontidae
Reference of the original description
The Geology and Fossils of the Tertiary and Cretaceous Formations of Sussex. 469 p., 16 fig., 45 pl.
The Geology and Fossils of the Tertiary and Cretaceous Formations of Sussex. 469 p., 16 fig., 45 pl.
Types
Ptychodus depressus
Ptychodus depressus
Description:
Citation: Ptychodus depressus Dixon, 1850: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 11/2025
Remarks
shark-references Species-ID=5360;
synonym of Ptychodus decurrens after Woodward (1889) p.13 [2593]
shark-references Species-ID=5360;
synonym of Ptychodus decurrens after Woodward (1889) p.13 [2593]
References
The Geology and Fossils of the Tertiary and Cretaceous Formations of Sussex. 469 p., 16 fig., 45 pl.
The Geology and Fossils of the Tertiary and Cretaceous Formations of Sussex. 469 p., 16 fig., 45 pl.
