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SPECIES Sorex (Otisorex) palustris

Author:Richardson, 1828.
Citation:Zool. J., 3: 517.
Common Name:American Water Shrew
Type Locality:Canada, "marshy places, from Hudson's Bay to the Rocky Mountains."; not specified.
Distribution:Montane and boreal areas of North America below the tree line from Alaska to the Sierra Nevada, Rocky and Appalachian Mtns.
Status:IUCN Lower Risk (lc).
Comments:Formerly placed in genus Neosorex Baird; now in Sorex, subgenus Otisorex, S. vagrans complex (Demboski and Cook, 2001; Fumagalli et al., 1999). Reviewed by Beneski and Stinson (1987, Mammalian Species No. 296), who recognized 9 subspecies. They did not include alaskanus as suggested by Junge and Hoffmann (1981:28) and Hall (1981:43); George (1988) and Carraway (1995) also treated alaskanus as distinct.
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SUBSPECIES palustris

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