Subfamily Crotalinae Oppel 1811 (pit viper)

Reptilia - Squamata - Viperidae

Alternative spelling: Crotalidae

Full reference: M. Oppel. 1811. Die Ordnungen, Familien und Gattungen der Reptilien als Prodom einer Naturgeschichte Derselben. Joseph Lindauer, M√ľnchen xii-86

Parent taxon: Viperidae according to O. Kuhn 1946

See also Cope 1871, Cope 1875, Olson 1940, Oppel 1811, Parmley and Holman 2007, Parmley and Hunter 2010 and Zittel 1890

Sister taxa: Provipera, Provipera boettgeri, Viperinae

Subtaxa: Agkistrodon Aploaspis Caudisonia Crotalus Sistrurus Trimeresurus

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Type: Crotalus

Ecology: ground dwelling carnivore

Distribution:

• Quaternary of Bolivia (1 collection), United States (68: Alabama, Arizona, Arkansas, California, Colorado, Florida, Georgia, Kansas, Maryland, Missouri, Nevada, New Mexico, Pennsylvania, South Dakota, Tennessee, Texas, Virginia, West Virginia)

• Blancan of Mexico (1), United States (9: Kansas, Nebraska, Washington)

• Hemphillian of United States (6: Nebraska, Oklahoma, Tennessee)

• Miocene of Japan (1), Ukraine (1), United States (6: Delaware, Florida, Nebraska, Wyoming)

Total: 93 collections including 132 occurrences

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