| Gulf crayfish snake | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Colubridae |
| Subfamily: | Natricinae |
| Genus: | Regina |
| Species: | Regina rigida |
| Subspecies: | R. rigida sinicola |
| Trinomial name | |
| Regina rigida sinicola (Huheey, 1959) |
|
| Synonyms | |
|
Natrix rigida sinicola Huheey, 1959 |
|
The Gulf crayfish snake (Regina rigida sinicola) is a nonvenomous snake averaging 20 inches (51 cm) when fully grown, with a record of 31.5 inches (80 cm). Its color is best described as chocolate brown. The species feeds almost entirely on crayfish.
A close relative of the Gulf crayfish snake is the glossy crayfish snake (Regina rigida rigida).
The snake is especially prominent in the southeastern United States.