Parent taxon: Urodela according to K.-Q. Gao and N. H. Shubin 2001
See also Carroll 1988, Cope 1875, Estes 1964, Estes 1981, Frank and Ramus 1996, Haubold 1971, Holman et al. 1990, Kuhn 1946 and Skutschas and Gubin 2012
Sister taxa: Ambystomatoidea, Amphiumidae, Cryptobranchoidea, Hemitrypus, Hynobiidae, Iridotriton, Kiyatriton, Laccotriton, Liaoxitriton, Meantes, Menopomidae, Neocaudata, Nesovtriton, Nezpercius, Pleurodelidae, Polysemia, Proteidae, Rhyacotritonidae, Salamandra, Salamandridae, Salamandroidea, Seminobatrachus, Sinerpeton, Sirenidae, Thoriidae, Valdotriton
Subtaxa: Aneides Batrachoseps Desmognathinae Eurycea Gyrinophilus Hemidactylium Manculus Palaeoplethodon Plethodon Plethodontinae Spelerpes Stereochilus
Type: Plethodus
Ecology: amphibious carnivore
Distribution:
• Quaternary of Mexico (1 collection), United States (13: Alabama, California, Florida, Georgia, Maryland, Virginia, West Virginia)
• Hemphillian of United States (2: Indiana, Tennessee)
• Arikareean of United States (1: Oregon)
• Eocene to Miocene of the Dominican Republic (1)
• Cretaceous of United States (3: Kansas, Nebraska, Wyoming)
Total: 21 collections including 33 occurrences