Ptychodus whippleyi
Marcou, 1858
Classification: Elasmobranchii incert. sedis Ptychodontidae
Reference of the original description
Geology of North America, with two reports on the prairies of Arkansas and Texas, the Rocky Mountains of New Mexico, and the Sierra Nevada of California, originally made for the United states Government. 1–144, 7 pl.
Geology of North America, with two reports on the prairies of Arkansas and Texas, the Rocky Mountains of New Mexico, and the Sierra Nevada of California, originally made for the United states Government. 1–144, 7 pl.
Types
Ptychodus whippleyi
Ptychodus whippleyi
Description:
Citation: Ptychodus whippleyi Marcou, 1858: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 04/2024
Remarks
shark-references Species-ID=5399;
shark-references Species-ID=5399;
References
Les Sélaciens des terrains néocrétacés et paléocènes de Belgique et des contrées limitrophes. Eléments d'une biostratigraphie intercontinentale. Mémoires pour servir à l'explication des Cartes géologiques et minières de la Belgique, 15, 1–401
The Vertebrata of the Cretaceous formations of the West. Report of the United States Geological Survey of the Territories, 2: 303 p., 67 pl.
Review of the Vertebrata of the Cretaceous period found west of the Mississippi River. Sec. I. On the mutual relations of the Cretaceous and Tertiary formations of the West. Sec. II. List of species of Vertebrata from the Cretaceous formations. Bulletin of the United States Geological and Geographical Survey of the Territories, 1(2), 3–48
Les Sélaciens des terrains néocrétacés et paléocènes de Belgique et des contrées limitrophes. Eléments d'une biostratigraphie intercontinentale. Mémoires pour servir à l'explication des Cartes géologiques et minières de la Belgique, 15, 1–401
The Vertebrata of the Cretaceous formations of the West. Report of the United States Geological Survey of the Territories, 2: 303 p., 67 pl.
Review of the Vertebrata of the Cretaceous period found west of the Mississippi River. Sec. I. On the mutual relations of the Cretaceous and Tertiary formations of the West. Sec. II. List of species of Vertebrata from the Cretaceous formations. Bulletin of the United States Geological and Geographical Survey of the Territories, 1(2), 3–48
