Diagnosis.—Size large; average and extreme measurements of 3 topotypes are: total length, 141.7 (141-143); tail, 59 (54-63); hind foot, 17 (17-17). Color reddish in summer, somewhat grayer in winter.

Fig. 16. Probable geographic ranges of 16 subspecies of Sorex vagrans.

Guide to subspecies
1. S. v. shumaginensis
2. S. v. obscurus
3. S. v. alascensis
4. S. v. soperi
5. S. v. isolatus
6. S. v. setosus
7. S. v. bairdi
8. S. v. permiliensis
9. S. v. yaquinae
10. S. v. pacificus
11. S. v. sonomae
12. S. v. longiquus
13. S. v. parvidens
14. S. v. monticola
15. S. v. neomexicanus
16. S. v. orizabae

Comparisons.—Differs from S. v. pacificus, with which it intergrades to the north, in average smaller size and somewhat darker color; differs from the sympatric S. v. vagrans in much larger size and more reddish color in both summer and winter.

Remarks.—This subspecies inhabits the Transition Life-zone below 300 feet, and occurs on moist ground in forests and beneath dense vegetation.

Marginal records.—California: Point Arena (Grinnell, 1933:82); Monte Rio (Jackson, 1928:144); Inverness (Grinnell, 1933:82).