Reptilia - Ophidia - Colubridae
Alternative spelling: Elaphis
Synonym: Paleoelaphe Gilmore 1938
Parent taxon: Colubrinae according to D. Parmley and K. B. Hunter 2010
Sister taxa: Ameiseophis, Arizona, Cemophora, Chilomeniscus, Coluber, Coronella, Dakotaophis, Drymarchon, Drymobius, Ficimia, Floridaophis, Gyalopion, Lampropeltis, Liochlorophis, Masticophis, Miocoluber, Nebraskophis, Opheodrys, Oxybelis, Paracoluber, Phyllorhynchus, Pituophis, Rhinocheilus, Salvadora, Sonora, Stilosoma, Tantilla, Telescopus, Texasophis, Trimorphodon, Zelceophis
Subtaxa: Elaphe algorensis, Elaphe guttata, Elaphe kansensis, Elaphe kohfidischi, Elaphe kormosi, Elaphe longissima, Elaphe nebraskensis, Elaphe obsoleta, Elaphe paralongissima, Elaphe praelongissima, Elaphe szyndlari, Elaphe vulpina
Ecology: ground dwelling carnivore