Sorex (Sorex) arcticus Kerr 1792
Sorex (Sorex) arcticus Kerr 1792, Animal Kingdom: 206.
Type Locality: Canada, Ontario, settlement on Severn River (now Fort Severn), Hudson Bay.
Vernacular Names: Arctic Shrew.
Subspecies::
Subspecies Sorex (Sorex) arcticus subsp. arcticus Kerr 1792
Subspecies Sorex (Sorex) arcticus subsp. laricorum Jackson 1925
Distribution: Yukon and Northwest Territory to Quebec (Canada); Dakota, Wisconsin, Michigan, and Minnesota (USA).
Conservation: IUCN – Lower Risk (lc).
Discussion: Subgenus Sorex . S. arcticus group. Reviewed by Kirkland and Schmidt (1996, Mammalian Species No. 524). Karyotype has 2n = 28/29, FN = 38. Palearctic species currently referred to arcticus (Gromov and Baranova, 1981:18) represent tundrensis (Ivanitskaya et al., 1986; Junge et al., 1983); see also Sokolov and Orlov (1980), Okhotina (1983), and Hoffmann (1985 a). Formerly included maritimensis, but see Stewart et al. (2002).