Opisthotriton Temporal range: 55.8–83.5 Ma |
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Scientific classification | |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Amphibia |
Subclass: | Lissamphibia |
Order: | Caudata |
Suborder: | Proteoidea |
Family: | Batrachosauroididae |
Genus: |
Opisthotriton Auffenberg, 1961 |
Species | |
O. kayi Auffenberg, 1961 |
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.