Amphibia - Nectridea - Diplocaulidae
Synonyms: Ceraterpetontidae Jaekel 1903, Keraterpetontidae Jaekel 1903
Full reference: E. D. Cope. 1881. Catalogue of the Vertebrata of the Permian Formation of the United States. The American Naturalist 15(2):162-164
Parent taxon: Nectridea according to R. L. Carroll et al. 1998
See also Broili 1904, Carroll 1988, Case 1946, Cope 1881, Daly 1973, Hay 1902, Kuhn 1946 and Olson 1970
Sister taxa: Arizonerpeton, Scincosauridae, Urocordylidae
Subtaxa: Batrachiderpeton Batrachiderpetontinae Diceratosaurus Diplocaulinae Diplocaulus Diploceraspis Hermundurichnus Keraterpeton Keraterpetontinae
Type: Diplocaulus
Ecology:
Distribution:
• Permian of Morocco (1 collection), United States (76: Kansas, New Mexico, Oklahoma, Pennsylvania, Texas, West Virginia)
• Carboniferous to Permian of United States (3: New Mexico, Ohio, West Virginia)
• Carboniferous of the Czech Republic (1), Ireland (1), the United Kingdom (3), United States (7: Illinois, Kansas, Ohio, Pennsylvania, West Virginia)
Total: 92 collections including 107 occurrences