North Dakota Herp Atlas
Salamanders of Cass County, North Dakota
Eastern Tiger Salamander
Ambystoma tigrinum
Last recorded in 1966
Western Tiger Salamander
Ambystoma mavortium
Last recorded in 2011
Frogs and Toads of Cass County, North Dakota
Canadian Toad
Anaxyrus hemiophrys
Last recorded in 1972
Great Plains Toad
Anaxyrus cognatus
Last recorded in 1941
Northern Leopard Frog
Lithobates pipiens
Last recorded in 1961