Opisthotriton

Opisthotriton
Temporal range: Campanian-Lancian
~
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Family: Batrachosauroididae
Genus: Opisthotriton
Auffenberg, 1961
Species

O. kayi Auffenberg, 1961
O. gidleyi Sullivan, 1991

Opisthotriton is an extinct genus of prehistoric salamanders that lived in North America between at least the Upper Cretaceous and the Paleocene.