Xenodontinae

Xenodontinae
A xenodontine, Heterodon platirhinos, eastern hognose snake
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Vertebrata
Class:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Infraorder:	Alethinophidia
Family:	Colubridae
Subfamily:	Xenodontinae Cope, 1895[1]

Xenodontinae is a subfamily of the Colubridae family of snakes.^[2] It encompasses a number of rear-fanged, mildly venomous snake genera, which include species such as mud snakes and New World hognose snakes.

Genera

Adelphicos Alsophis (includes Dromicus) Amastridium Antillophis Apostolepis Arrhyton Atractus Boiruna Calamodontophis Carphophis Chersodromus Clelia Coniophanes Conophis Contia (genus) Darlingtonia Diadophis Dipsas Ditaxodon Hoge, 1958 Drepanoides Echinanthera Elapomorphus Emmochliophis Enulius Eridphas Erythrolamprus Farancia Geagras Geophis

Gomesophis Helicops Heterodon Hydrodynastes Hydrops Hypsirhynchus Ialtris Liophis Lystrophis Manolepis Oxyrhopus Phalotris Philodryas Phimophis Pseudablabes Pseudoboa Schneider, 1801 Pseudoeryx Psomophis Rhachidelus Saphenophis Siphlophis Thermophis[3][4] Tropidodryas Umbrivaga Uromacer Uromacerina Waglerophis Xenodon Xenoxybelis

Other genera are often placed here but may actually belong elsewhere:

• Cercophis
• Lioheterophis
• Sordellina

References

1. ITIS (Integrated Taxonomic Information System). www.itis.gov.
2. Goin, C.J.; O.B. Goin; G.R. Zug. 1978. Introduction to Herpetology, Third Edition. W.H. Freeman. San Francisco. xi + 378 pp. ISBN 0-7167-0020-4 (hardcover). (Subfamily Xenodontinae, pp. 328-329.)
3. He, M.; Feng, J. C.; Liu, S. Y.; Guo, P.; Zhao, E. M. (2009). "The phylogenetic position of Thermophis (Serpentes: Colubridae), an endemic snake from the Qinghai‐Xizang Plateau, China" (PDF). Journal of Natural History. 43 (7–8): 479–488. doi:10.1080/00222930802389825.
4. Huang, S.; Liu, S. Y.; Guo, P.; Zhang, Y. P.; Zhao, E. M. (2009). "What are the closest relatives of the hot-spring snakes (Colubridae, Thermophis), the relict species endemic to the Tibetan Plateau?" (PDF). Molecular Phylogenetics and Evolution. 51 (3): 438–446. doi:10.1016/j.ympev.2009.02.013. PMID 19249375.