Colubridae

Thamnophis chrysocephalus (Cope, 1885)

The goldenhead garter snake (Thamnophis chrysocephalus) is a colubrid snake species found in Mexico.

Thamnophis couchii (Kennicott, 1859)

Thamnophis couchii is a viviparous colubrid snake endemic to California and Oregon in the western United States.

Thamnophis proximus (Say, 1823)

Thamnophis proximus is a semiaquatic striped garter snake with a long tail, found near water from sea level to 2500m.

Thamnophis validus (Kennicott, 1860)

Thamnophis validus, the West Coast garter snake, is a colubrid snake endemic to Mexico that is viviparous with four recognized subspecies.

Thamnophis saurita (Linnaeus, 1766)

Thamnophis saurita (ribbon snake) is a non-venomous semi-aquatic garter snake native to Eastern North America.

Storeria storerioides (Cope, 1866)

Storeria storerioides, the Mexican brown snake, is a nonvenomous colubrid snake endemic to Mexico.

Storeria occipitomaculata Storer, 1839

Storeria occipitomaculata, the redbelly snake, is a small secretive woodland snake that bears live young.

Storeria dekayi (Holbrook, 1839)

Storeria dekayi is a small viviparous snake native to North and Central America, found most often in moist, human-associated habitats.

Storeria victa (Hay, 1892)

Storeria victa (Florida brown snake) is a nonvenomous colubrid endemic to Georgia and Florida, U.S.

Rhabdophis subminiatus (Schlegel, 1837)

Rhabdophis subminiatus, the red-necked keelback, is a reclassified dangerous rear-fanged snake restricted to Java and Sumatra.

Rhabdophis tigrinus (Boie, 1826)

Rhabdophis tigrinus is a reptile with distinct patterning, found across a wide range of East and Southeast Asia.

Rhabdophis nigrocinctus (Blyth, 1856)

Rhabdophis nigrocinctus is a colubrid keelback snake found across parts of Southeast Asia and southwest China.

Rhabdophis chrysargos (Schlegel, 1837)

Rhabdophis chrysargos, the specklebelly keelback, is a harmless southeast Asian colubrid snake found in forests that eats lizards, small mammals and birds.

Rhabdophis plumbicolor (Cantor, 1839)

Rhabdophis plumbicolor is a stout viper-like snake found across parts of South Asia that reproduces by laying eggs.

Rhabdophis rhodomelas (Boie, 1827)

Rhabdophis rhodomelas, the blue-necked keelback, is a colubrid snake found in Southeast Asian lowland forests near water.

Rhabdophis helleri (Schmidt, 1925)

Rhabdophis helleri is a medium-sized oviparous snake found across parts of South and East Asia.

Regina septemvittata (Say, 1825)

Regina septemvittata, the queen snake, is a nonvenomous semiaquatic colubrid snake endemic to eastern North America that feeds primarily on newly-molted crayfish.

Regina grahamii Baird & Girard, 1853

Regina grahamii, or Graham's crayfish snake, is a medium-sized North American snake that lives in aquatic-edge habitats and preys associated with crayfish.