| Colubroides | Colubriformes | Colubroidea | Colubridae | Grayiinae Grayia |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Calamariinae Calamaria |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Calamariinae Calamorhabdium |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Calamariinae Collorhabdium |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Calamariinae Etheridgeum |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Calamariinae Macrocalamus |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Calamariinae Pseudorabdion |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Calamariinae Rabdion |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Ahaetuliinae Ahaetulla |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Ahaetuliinae Chrysopelea |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Ahaetuliinae Dendrelaphis |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Ahaetuliinae Dryophiops |
| Colubroides | Colubriformes | Colubroidea | Colubridae | Ahaetuliinae Proahaetulla |
| |
| Colubroides | Colubriformes | Colubroidea | Sibynophiidae Scaphiodontophis |
| Colubroides | Colubriformes | Colubroidea | Sibynophiidae Sibynophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Afronatrix |
| Colubroides | Colubriformes | Colubroidea | Natricidae Amphiesma |
| Colubroides | Colubriformes | Colubroidea | Natricidae Amphiesmoides |
| Colubroides | Colubriformes | Colubroidea | Natricidae Anoplohydrus |
| Colubroides | Colubriformes | Colubroidea | Natricidae Aspidura |
| Colubroides | Colubriformes | Colubroidea | Natricidae Atretium |
| Colubroides | Colubriformes | Colubroidea | Natricidae Blythia |
| Colubroides | Colubriformes | Colubroidea | Natricidae Clonophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Fowlea |
| Colubroides | Colubriformes | Colubroidea | Natricidae Haldea |
| Colubroides | Colubriformes | Colubroidea | Natricidae Hebius |
| Colubroides | Colubriformes | Colubroidea | Natricidae Helophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Herpetoreas |
| Colubroides | Colubriformes | Colubroidea | Natricidae Hydrablabes |
| Colubroides | Colubriformes | Colubroidea | Natricidae Hydraethiops |
| Colubroides | Colubriformes | Colubroidea | Natricidae Iguanognathus |
| Colubroides | Colubriformes | Colubroidea | Natricidae Isanophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Limnophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Liodytes |
| Colubroides | Colubriformes | Colubroidea | Natricidae Lycognathophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Natriciteres |
| Colubroides | Colubriformes | Colubroidea | Natricidae Natrix |
| Colubroides | Colubriformes | Colubroidea | Natricidae Nerodia |
| Colubroides | Colubriformes | Colubroidea | Natricidae Opisthotrophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Paratapinophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Pseudagkistrodon |
| Colubroides | Colubriformes | Colubroidea | Natricidae Regina |
| Colubroides | Colubriformes | Colubroidea | Natricidae Rhabdophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Rhabdops |
| Colubroides | Colubriformes | Colubroidea | Natricidae Smithophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Storeria |
| Colubroides | Colubriformes | Colubroidea | Natricidae Thamnophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Trachischium |
| Colubroides | Colubriformes | Colubroidea | Natricidae Trimerodytes |
| Colubroides | Colubriformes | Colubroidea | Natricidae Tropidoclonion |
| Colubroides | Colubriformes | Colubroidea | Natricidae Tropidonophis |
| Colubroides | Colubriformes | Colubroidea | Natricidae Virginia |
| Colubroides | Colubriformes | Colubroidea | Natricidae Xenochrophis |
| Colubroides | Colubriformes | Colubroidea | Pseudoxenodontidae Plagiopholis |
| Colubroides | Colubriformes | Colubroidea | Pseudoxenodontidae Pseudoxenodon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Cercophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Crisantophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Diaphorolepis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Emmochliophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Enuliophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Enulius |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Hydromorphus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Lioheterophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Nothopsis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Omoadiphas |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Rhadinella |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Rhadinophanes |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Sordellina |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Synophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Tantalophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae Thermophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Carphophiinae Carphophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Carphophiinae Contia |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Carphophiinae Diadophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Carphophiinae Farancia |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Carphophiinae Heterodon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Alsophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Apostolepis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Arrhyton |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Boiruna |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Caaeteboia |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Calamodontophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Caraiba |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Clelia |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Conophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Ditaxodon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Drepanoides |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Echinanthera |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Elapomorphus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Erythrolamprus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Gomesophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Helicops |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Hydrodynastes |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Hydrops |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Hypsirhynchus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Ialtris |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Lygophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Magliophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Manolepis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Mussurana |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Oxyrhopus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Phalotris |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Philodryas |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Phimophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Pseudalsophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Pseudoboa |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Pseudoeryx |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Pseudotomodon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Psomophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Ptychophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Rhachidelus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Saphenophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Siphlophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Tachymenis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Taeniophallus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Thamnodynastes |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Tomodon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Tropidodryas |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Uromacer |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Xenodontinae Xenodon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Adelphicos |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Amastridium |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Atractus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Cenaspis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Chersodromus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Coniophanes |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Cryophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Dipsas |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Geophis |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Hypsiglena |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Imantodes |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Leptodeira |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Ninia |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Plesiodipsas |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Pliocercus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Pseudoleptodeira |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Rhadinaea |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Sibon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Tretanorhinus |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Trimetopon |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Tropidodipsas |
| Colubroides | Colubriformes | Colubroidea | Dipsadidae | Dipsadinae Urotheca |