genus Alligator
genus Caiman
genus Crocodylus
genus Gavialis
genus Mecistops
genus Melanosuchus
genus Osteolaemus
genus Paleosuchus
genus Tomistoma
genus Sphenodon
genus Acrochordus
genus Acanthocercus
genus Acanthosaura
genus Agama
genus Amphibolurus
genus Aphaniotis
genus Brachysaura
genus Bronchocela
genus Bufoniceps
genus Caimanops
genus Calotes
genus Ceratophora
genus Chelosania
genus Chlamydosaurus
genus Cophotis
genus Coryphophylax
genus Cryptagama
genus Ctenophorus
genus Dendragama
genus Diporiphora
genus Draco
genus Gonocephalus
genus Harpesaurus
genus Hydrosaurus
genus Hypsicalotes
genus Hypsilurus
genus Japalura
genus Laudakia
genus Leiolepis
genus Lophocalotes
genus Lophognathus
genus Lyriocephalus
genus Mantheyus
genus Mictopholis
genus Moloch
genus Oreodeira
genus Oriocalotes
genus Oriotaris
genus Otocryptis
genus Phoxophrys
genus Phrynocephalus
genus Physignathus
genus Pogona
genus Psammophilus
genus Pseudocalotes
genus Pseudotrapelus
genus Ptyctolaemus
genus Rankinia
genus Salea
genus Sitana
genus Thaumatorhynchus
genus Trapelus
genus Tympanocryptis
genus Uromastyx
genus Xenagama
genus Agamodon
genus Bipes
genus Diplometopon
genus Pachycalamus
genus Trogonophis
genus Amphisbaena
genus Ancylocranium
genus Anops
genus Aulura
genus Baikia
genus Blanus
genus Bronia
genus Cercolophia
genus Chirindia
genus Cynisca
genus Dalophia
genus Geocalamus
genus Leposternon
genus Loveridgea
genus Mesobaena
genus Monopeltis
genus Zygaspis
genus Abronia
genus Anguis
genus Barisia
genus Celestus
genus Coloptychon
genus Diploglossus
genus Elgaria
genus Gerrhonotus
genus Mesaspis
genus Ophiodes
genus Ophisaurus
genus Pseudopus
genus Anilius
genus Anniella
genus Anomalepis
genus Helminthophis
genus Liotyphlops
genus Typhlophis
genus Anomochilus
genus Amblyodipsas
genus Aparallactus
genus Atractaspis
genus Brachyophis
genus Chilorhinophis
genus Elapotinus
genus Homoroselaps
genus Hypoptophis
genus Macrelaps
genus Micrelaps
genus Polemon
genus Xenocalamus
genus Acrantophis
genus Antaresia
genus Apodora
genus Aspidites
genus Boa
genus Bothrochilus
genus Calabaria
genus Candoia
genus Charina
genus Corallus
genus Epicrates
genus Eryx
genus Eunectes
genus Gongylophis
genus Leiopython
genus Liasis
genus Morelia
genus Python
genus Sanzinia
genus Bolyeria
genus Casarea
genus Bradypodion
genus Brookesia
genus Calumma
genus Chamaeleo
genus Furcifer
genus Rhampholeon
genus Achalinus
genus Adelophis
genus Adelphicos
genus Aeluroglena
genus Afronatrix
genus Ahaetulla
genus Alluaudina
genus Alsophis
genus Amastridium
genus Amphiesma
genus Amphiesmoides
genus Amplorhinus
genus Anoplohydrus
genus Antillophis
genus Aplopeltura
genus Apostolepis
genus Argyrogena
genus Arizona
genus Arrhyton
genus Aspidura
genus Asthenodipsas
genus Atractus
genus Atretium
genus Balanophis
genus Bibilava
genus Bitia
genus Blythia
genus Bogertophis
genus Boiga
genus Boiruna
genus Bothrolycus
genus Bothrophthalmus
genus Brachyorrhos
genus Brygophis
genus Buhoma
genus Calamaria
genus Calamodontophis
genus Calamorhabdium
genus Cantoria
genus Carphophis
genus Cemophora
genus Cerberus
genus Cercaspis
genus Cercophis
genus Chamaelycus
genus Chapinophis
genus Chersodromus
genus Chilomeniscus
genus Chionactis
genus Chironius
genus Chrysopelea
genus Clelia
genus Clonophis
genus Collorhabdium
genus Coluber
genus Compsophis
genus Coniophanes
genus Conophis
genus Conopsis
genus Contia
genus Coronella
genus Crisantophis
genus Crotaphopeltis
genus Cryophis
genus Cyclocorus
genus Cyclophiops
genus Darlingtonia
genus Dasypeltis
genus Dendrelaphis
genus Dendrolycus
genus Dendrophidion
genus Diadophis
genus Diaphorolepis
genus Dinodon
genus Dipsadoboa
genus Dipsas
genus Dipsina
genus Dispholidus
genus Ditaxodon
genus Ditypophis
genus Dolichophis
genus Drepanoides
genus Dromicodryas
genus Dromophis
genus Drymarchon
genus Drymobius
genus Drymoluber
genus Dryocalamus
genus Dryophiops
genus Duberria
genus Echinanthera
genus Eirenis
genus Elachistodon
genus Elaphe
genus Elapoidis
genus Elapomorphus
genus Emmochliophis
genus Enhydris
genus Enuliophis
genus Enulius
genus Eridiphas
genus Erpeton
genus Erythrolamprus
genus Etheridgeum
genus Exallodontophis
genus Farancia
genus Ficimia
genus Fimbrios
genus Fordonia
genus Geagras
genus Geophis
genus Gerarda
genus Gomesophis
genus Gongylosoma
genus Gonionotophis
genus Gonyophis
genus Gonyosoma
genus Grayia
genus Gyalopion
genus Haplocercus
genus Hapsidophrys
genus Helicops
genus Helophis
genus Hemerophis
genus Hemirhagerrhis
genus Hemorrhois
genus Heterodon
genus Heteroliodon
genus Heurnia
genus Hierophis
genus Hologerrhum
genus Homalopsis
genus Hormonotus
genus Hydrablabes
genus Hydraethiops
genus Hydrodynastes
genus Hydromorphus
genus Hydrops
genus Hypsiglena
genus Hypsirhynchus
genus Ialtris
genus Iguanognathus
genus Imantodes
genus Ithycyphus
genus Lampropeltis
genus Lamprophis
genus Langaha
genus Leioheterodon
genus Leptodeira
genus Leptodrymus
genus Leptophis
genus Lepturophis
genus Limnophis
genus Lioheterophis
genus Liopeltis
genus Liophidium
genus Liophis
genus Liopholidophis
genus Lycodon
genus Lycodonomorphus
genus Lycodryas
genus Lycognathophis
genus Lycophidion
genus Lystrophis
genus Lytorhynchus
genus Macrocalamus
genus Macropisthodon
genus Macroprotodon
genus Madagascarophis
genus Malpolon
genus Manolepis
genus Masticophis
genus Mastigodryas
genus Mehelya
genus Meizodon
genus Micropisthodon
genus Mimophis
genus Montaspis
genus Myersophis
genus Myron
genus Natriciteres
genus Natrix
genus Nerodia
genus Ninia
genus Nothopsis
genus Oligodon
genus Omoadiphas
genus Opheodrys
genus Opisthotropis
genus Oreocalamus
genus Orthriophis
genus Oxybelis
genus Oxyrhabdium
genus Oxyrhopus
genus Pantherophis
genus Parahelicops
genus Pararhabdophis
genus Pararhadinaea
genus Pareas
genus Phalotris
genus Philodryas
genus Philothamnus
genus Phimophis
genus Phyllorhynchus
genus Pituophis
genus Plagiopholis
genus Platyceps
genus Pliocercus
genus Poecilopholis
genus Prosymna
genus Psammodynastes
genus Psammophis
genus Psammophylax
genus Pseudablabes
genus Pseudaspis
genus Pseudoboa
genus Pseudoboodon
genus Pseudocyclophis
genus Pseudoeryx
genus Pseudoficimia
genus Pseudoleptodeira
genus Pseudorabdion
genus Pseudotomodon
genus Pseudoxenodon
genus Pseudoxyrhopus
genus Pseustes
genus Psomophis
genus Ptyas
genus Ptychophis
genus Pythonodipsas
genus Rabdion
genus Rachidelus
genus Regina
genus Rhabdophis
genus Rhabdops
genus Rhadinaea
genus Rhadinophanes
genus Rhamnophis
genus Rhamphiophis
genus Rhinechis
genus Rhinobothryum
genus Rhinocheilus
genus Rhynchocalamus
genus Rhynchophis
genus Salvadora
genus Saphenophis
genus Scaphiodontophis
genus Scaphiophis
genus Scolecophis
genus Seminatrix
genus Senticolis
genus Sibon
genus Sibynomorphus
genus Sibynophis
genus Simophis
genus Sinonatrix
genus Siphlophis
genus Sonora
genus Sordellina
genus Spalerosophis
genus Spilotes
genus Stegonotus
genus Stenophis
genus Stenorrhina
genus Stilosoma
genus Stoliczkaia
genus Storeria
genus Symphimus
genus Sympholis
genus Synophis
genus Tachymenis
genus Taeniophallus
genus Tantalophis
genus Tantilla
genus Tantillita
genus Telescopus
genus Tetralepis
genus Thamnodynastes
genus Thamnophis
genus Thelotornis
genus Thermophis
genus Thrasops
genus Tomodon
genus Trachischium
genus Tretanorhinus
genus Trimetopon
genus Trimorphodon
genus Tropidoclonion
genus Tropidodipsas
genus Tropidodryas
genus Tropidonophis
genus Umbrivaga
genus Uromacer
genus Uromacerina
genus Urotheca
genus Virginia
genus Waglerophis
genus Xenelaphis
genus Xenochrophis
genus Xenodermus
genus Xenodon
genus Xenopholis
genus Xenoxybelis
genus Xyelodontophis
genus Xylophis
genus Chamaesaura
genus Cordylus
genus Platysaurus
genus Pseudocordylus
genus Basiliscus
genus Corytophanes
genus Laemanctus