28 VERTEBRATES I MAMMALS. 



The Wandering Shrew, 5. vagrans, Cooper, of Western 

 North America, is two inches long to the tail, which is 

 one inch and two thirds ; the color above olive-brown 

 varied with hoary, dusky yellowish-white below. 



Suckley's Shrew, 5. Suckleyi, Baird, of Western North 

 America, is two and a quarter inches long to the tail, 

 which is about one inch and a half; the color light chest- 

 nut-brown above, grayish white beneath. 



The Thick-tailed Shrew, 5. pachyurus, Baird, of Min- 

 nesota to Fort Ripley, is two and a quarter inches long 

 to the tail, which is one inch and three quarters ; the 

 color light olive-brown above, ashy white beneath. 



Forster's Shrew, 5. Forsteri, Rich., of Eastern North 

 America, is two and three quarters inches long to the tail, 

 which is one inch and two thirds ; the color smoky-brown 

 above, pale grayish-ash beneath. 



Richardson's Shrew, S. Richardsonii, Bachm., of North- 

 ern North America, is two and three quarters inches long 

 to the tail, which is about one inch and a half ; the color 

 above rusty iron-gray, paler beneath. 



The Eared Shrew, S. platyrhimis, Wagner, of North- 

 eastern United States, is two inches long to the tail, 

 which is one inch and a half; the color chestnut above, 

 pale cinereous beneath ; ears large. 



Cooper's Shrew, 5. Cooperi, Bach., of Labrador to Ne- 

 braska, is about two inches long to the tail, which is less 

 than two inches ; the color light chestnut-brown above, 

 lighter beneath. 



Hayden's Shrew, 5. Haydeni, Baird, of Western North 

 America, is one inch and three quarters long to the tail, 

 which is less than one inch and a half ; the color grayish 

 chestnut-brown above, whitish beneath. 



The Masked Shrew, . personattis, Geoff., of the South- 

 ern Atlantic States, is one inch and three quarters long 

 to the tail, which is over one inch ; the color light chest- 

 nut-brown above, dull white beneath. 



