North Dakota Herp Atlas
Salamanders of Billings County, North Dakota
Western Tiger Salamander
Ambystoma mavortium
Last recorded in 2010
Frogs and Toads of Billings County, North Dakota
Great Plains Toad
Anaxyrus cognatus
Last recorded in 2010
Woodhouse's Toad
Anaxyrus woodhousii
Last recorded in 1965
Plains Spadefoot
Spea bombifrons
Last recorded in 2010
Boreal Chorus Frog
Pseudacris maculata
Last recorded in 1965
Northern Leopard Frog
Lithobates pipiens
Last recorded in 2010
Lizards of Billings County, North Dakota
Greater Short-horned Lizard
Phrynosoma hernandesi
Last recorded in 2015
Sagebrush Lizard
Sceloporus graciosus
Last recorded in 2015
Snakes of Billings County, North Dakota
Plains Gartersnake
Thamnophis radix
Last recorded in 1922
Racer
Coluber constrictor
Last recorded in 2015
Smooth Greensnake
Opheodrys vernalis
Last recorded in 2008
Bullsnake
Pituophis catenifer
Last recorded in 2014
Plains Hog-nosed Snake
Heterodon nasicus
Last recorded in 2001
Prairie Rattlesnake
Crotalus viridis
Last recorded in 2008