is a biological genus in the family Colubridae (Colubrids) and order Squamata (Squamates).
Helicops angulatus
Helicops danieli
Helicops trivittatus
Helicops hagmanni
Helicops scalaris
Helicops leopardinus
Helicops polylepis
Helicops modestus
Helicops yacu
Helicops gomesi
Helicops pastazae
Helicops petersi
Helicops carinicaudus
Dendrelaphis
Coniophanes
Boiga
Storeria
Leptodeira
Erythrolamprus
Elaphe
Regina
Bogertophis
Tantilla
Arizona
Pituophis
Philodryas
Opheodrys
Heterodon
Gyalopion
Drymarchon
Lampropeltis
Clonophis
Phyllorhynchus
Tropidoclonion
Rhadinaea
Rhinocheilus
Trimorphodon
Senticolis
Farancia
Drymobius
Hypsiglena
Thamnophis
Pantherophis
Salvadora
Coluber
Diadophis
Chilomeniscus
Cemophora
Contia
Chionactis
Liodytes
Oxybelis
Nerodia
Arrhyton
Alsophis
Carphophis