Name - Ptychodus Agassiz 1834

Life Sciences Identifier (LSID)

urn:lsid:organismnames.com:name:5426638 [metadata]

Variants and Synonyms

• Ptychodus Ag.

• Ptychodus

Reported Taxonomic Ranks

Genus

Reported Taxonomic Hierarchies

Recent Publications

• Remarks on the nomenclature of the genera Ptychodus Agassiz, 1834 and Buffonites Sternberg, 1829 (Ptychodontidae, Chondrichthyes).
• A revision of the Upper Cretaceous shark Ptychodus mediterraneus Canavari, 1916 from northeastern Italy, with a reassessment of P. latissimus and P. polygyrus Agassiz, 1835 (Chondrichthyes; Elasmobranchii).
• A diverse assemblage of Ptychodus species (Elasmobranchii: Ptychodontidae) from the Upper Cretaceous of Ukraine, with comments on possible diversification drivers during the Cenomanian.
• Exceptionally preserved shark fossils from Mexico elucidate the long-standing enigma of the Cretaceous elasmobranch Ptychodus.

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