HARVEST MOUSE 



Nebraska and western South Dakota; west to Loveland, 

 Colo." (Howell) 

 Little Gray Harvest Mouse.— Reithrodontomys albescens 

 griseus (Bailey). 

 Darker than typical albescens; upperparts (summer) light 

 ochraceous buff mixed with blackish, darkest along median 



Fig. 71. Distribution of the subspecies of Reithrodontumys 

 humulis and Reithrodontomys albescens, after A. H. Howell 



1. Reithrodontomys albescens albescens 



2. Reithrodontomys albescens griseus 



3. Reithrodontomys humulis merriami 



4. Reithrodontomys humulis humulis 



5. Reithrodontomys humulis impiger 



line, forming an indistinct dorsal stripe. Total length, 4.7- 

 5.8 inches; tail vertebrce, 2.1-2.4 inches; hind foot, .6 inch. 

 Found in "Southern Nebraska, Kansas, Oklahoma, central 

 and western Texas, and eastern New Mexico. Limits of 

 range imperfectly known." (Howell) 



Megalotis Group 



San Luis Valley Harvest Mouse. — Reithrodontomys montanus 



(Baird). 

 Winter pelage. — Light buff above, heavily washed with 

 blackish along back, but with no distinct median line; ears 

 dark brown; tail bicolor, brown above, white below; under- 



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