Reptilia - Squamata - Colubridae
Alternative spelling: Homalopsidae
Parent taxon: Colubridae according to O. W. M. Kuhn 1966
See also Cope 1871, Cope 1875 and Perrier 1928
Sister taxa: Abastor, Aglypha, Alsophis, Apostolepis, Bascanium, Carphophis, Cemophora, Chilomeniscus, Chionactis, Coluber owenii, Colubrinae, Coniophanes, Contia, Cyclophis, Dakotaophis, Dendrelaphis, Dipsadinae, Dromicus, Dryinoides, Drymarchon, Eutaenia, Farancia, Gyalopion, Haldea, Helicops, Hierophis, Hispanophis, Hypsiglena, Leioheterodon, Lodia, Lycodon, Malpolon, Mionatrix, Naja sauvagei, Natricinae, Ophibolus, Opisthoglypha, Osceola, Palaelaphis, Palaeomalpolon, Palaeonatrix, Paleofarancia, Pantherophis, Paraoxybelis, Phimothyra, Pollackophis, Proteroglypha, Pseudoboa, Pseudocemophora, Pylmophis, Rhinechis, Rhinocheilus, Scaptophis, Sibon, Sonora, Spilotes, Storeria, Tachyophis, Tantilla, Thamnophis, Tretanorhinus, Trimorphodon, Tropidoclonium, Tropidonotus, Xenodontinae, Zamenis
Subtaxa: Bitia Cantoria Cerberus Enhydris Erpeton Fordonia Gerarda Homalopsis Myron
Distribution: there are no occurrences of Homalopsinae in the database