REPTILIA: SQUAMATA: Serpentes, Leptotyphlopidae + Colubridae

Texas Blind Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Leptotyphlopidae; Genus: Rena; Species: Rena dulcis

Glossy Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Arizona; Species: Arizona elegans

Trans-Pecos Ratsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Bogertophis; Species: Bogertophis subocularis

Western Worm Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Carphophis; Species: Carphophis vermis

Eastern Racer

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Coluber; Species: Coluber constrictor

Ring-necked Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Diadophis; Species: Diadophis punctatus

Texas Indigo Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Drymarchon; Species: Drymarchon melanurus

Speckled Racer

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Drymobius; Species: Drymobius margaritiferus

Western Mud Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Farancia; Species: Farancia abacura

Chihuahuan Hook-nosed Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Gyalopion; Species: Gyalopion canum

Rough Earth Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Haldea; Species: Haldea striatula

Western Hognose Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Heterodon; Species: Heterodon nasicus

Eastern Hognose Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Heterodon; Species: Heterodon platirhinos

Texas Nightsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Hypsiglena; Species: Hypsiglena jani

Gray-banded Kingsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Lampropeltis; Species: Lampropeltis alterna

Prairie Kingsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Lampropeltis; Species: Lampropeltis calligaster

Speckled Kingsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Lampropeltis; Species: Lampropeltis holbrooki

Desert Kingsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Lampropeltis; Species: Lampropeltis splendida

Milk Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Lampropeltis; Species: Lampropeltis triangulum

Glossy Crayfish Snake

Class: Reptilia; Order: Squamata; Family: Colubridae; Subfamily: Natricinae; Genus: Liodytes; Species: Liodytes rigida

Sonoran Whipsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Masticophis; Species: Masticophis bilineatus

Coachwhip

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Masticophis; Species: Masticophis flagellum

Schott’s Whipsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Masticophis; Species: Masticophis schotti

Striped Whipsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Masticophis; Species: Masticophis taeniatus

Gulf Salt Marsh Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Nerodia; Species: Nerodia clarkia

Plain-bellied Water Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Nerodia; Species: Nerodia erythrogaster

Banded Water Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Nerodia; Species: Nerodia fasciata

Diamond-backed Water Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Nerodia; Species: Nerodia rhombifer

Rough Green Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Opheodrys; Species: Opheodrys aestivus

Baird’s Ratsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Pantherophis; Species: Pantherophis bairdi

Great Plains Ratsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Pantherophis; Species: Pantherophis emoryi

Corn Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Pantherophis; Species: Pantherophis guttatus

Western Ratsnake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Pantherophis; Species: Pantherophis obsoletus

Gopher Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Pituophis; Species: Pituophis catenifer

Graham’s Crayfish Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Regina; Species: Regina grahamii

Longnose Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Rhinocheilus; Species: Rhinocheilus lecontei

Big Bend Patch-nosed Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Salvadora; Species: Salvadora deserticola

Mountain Patch-nosed Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Salvadora; Species: Salvadora grahamiae

Ground Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Sonora; Species: Sonora semianulata

Brown Snake (Dekay’s Brown Snake)

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Storeria; Species: Storeria dekayi

Redbelly Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Storeria; Species: Storeria occipitomaculata

Mexican Blackhead Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Tantilla; Species: Tantilla atriceps

Big Bend Blackhead Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Tantilla; Species: Tantilla cucullata

Flathead Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Tantilla; Species: Tantilla gracilis

Black-necked Garter Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Thamnophis; Species: Thamnophis cyrtopsis

Western Terrestrial Garter Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Thamnophis; Species: Thamnophis elegans

Checkered Garter Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Thamnophis; Species: Thamnophis marcianus

Ribbon Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Thamnophis; Species: Thamnophis proximus

Lined Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Tropidoclonion; Species: Tropidoclonion lineatum

Smooth Earth Snake

Class: Reptilia; Order: Squamata; Suborder: Serpentes; Family: Colubridae; Genus: Virginia; Species: Virginia valeriae