Midget Faded Rattlesnake (Crotalus oreganus concolor) -Venomous
Prairie Rattlesnake (Crotalus viridis viridis) -Venomous
Northern Rubber Boa (Charina bottae bottae)
Eastern Yellow-bellied Racer (Coluber constrictor flaviventris)
Plains Hognose Snake (Heterodon nasicus plains)
Desert Striped Whipsnake (Masticophis taeniatus taeniatus)
Smooth Green Snake (Opheodrys vernalis)
Great Basin Gopher Snake (Pituophis catenifer deserticola )
Bullsnake (Pituophis catenifer sayi)
Black Hills Red-bellied Snake (Storeria occipitomaculata pahasapae)
Plains Black-headed Snake (Tantilla nigriceps)
Wandering Garter Snake (Thamnophis elegans vagrans)
Valley Garter Snake (Thamnophis sirtalis fitchi)
Red-sided Garter Snake (Thamnophis sirtalis parietalis)
Plains Garter Snake (Thamnophis sirtalis radix)