422 FIELD MUSEUM OF NATURAL HISTORY ZOOLOGY, VOL. XI. 



Specimens examined from Wisconsin: 



Solon Springs, Douglas Co., 4; Sayner, Vilas Co., i; Lac Vieux Desert, 

 Vilas Co., 3; (M.P.M.) Marinette Co., 1 = 9. 



Map illustrating approximate range of the Shrews belonging to the genus Neosorex in eastern 

 United States and southern Canada, south of latitude 52. 



Neosorex palustris (RICHARDSON). Type locality Unknown; North America, 

 somewhere between Hudson Bay and the Rocky Mountains. Description 

 as previously given. 



Neosorex albibarbis COPE. (Proc. Acad. Nat. Sci. Phila., 1862, p. 188.) Type 

 locality Profile Lake, New Hampshire. Resembles palustris in size and 

 coloration of upper parts, but color of under parts is darker. 



Genus BLARINA Gray. 



SHORT-TAILED SHREWS. 



Blarina Gray, Proc. Zool. Soc. Lond., 1837, p. 124. Type Sorex 

 talpoides Gapper = Sorex bremcaudus Say. 



Tail very short, less than one-third of total length; ears concealed 

 by fur; teeth 30 or 32, tipped with reddish brown; unicuspids 4 or 5, 



first and second large, third and fourth much 

 smaller, fifth very small or absent; first four 

 unicuspids with small secondary cusp on 

 inner side. 



Dental formula: 



I. 



4-4 or 3~3^ 



2-2 



o-o 



3-3 



Skull of a Shrew (Blarina), 

 enlarged. 



= 30 or 32. 



