A check list of mammals of the North American continent, the West Indies and the neighboring seas - Elliot, Daniel Giraud, 1835 -1915 (1905)

Check-list of the vertebrate fauna of San Dimas Experimental Forest - California Forest; Range Experiment Station. (California Forest and Range Experiment Station, 1946)

Checklist : mammals of Alaska - Macdonald, Stephen O (University of Alaska Museum, 1980)

Checklist of Palaearctic and Indian mammals 1758 to 1946 - Ellerman, J. R. (John Reeves), 1909 -1973 (BM(NH), 1966)

Checklist of Palaearctic and Indian mammals 1758 to 1946 - Ellerman, J. R. (John Reeves), 1909 -1973 (BM(NH), 1951)