Protagras Cope 1872 (pit viper)

Reptilia - Squamata - Crotalidae

Full reference: E. D. Cope. 1872. Third account of new Vertebrata from the Bridger Eocene of Wyoming Valley. Proceedings of the American Philosophical Society (separate) 1-4

Parent taxon: Crotalidae according to O. P. Hay 1930

See also Cope 1871, Cope 1872 and Hay 1902

Sister taxa: Agkistrodon, Aploaspis, Caudisonia, Crotalus, Gloydius, Protobothrops, Sistrurus, Trimeresurus, Viperinae

Subtaxa: none

Type: Protagras lacustris

Ecology:

Distribution: there are no occurrences of Protagras in the database

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