VESPERTILIONID^ 267 



in the Colorado Desert; these appear to be intermediate between 

 pallidus and calif ornicus. 



Myotis yumanensis Allen. (Of Yuma.) 



YUMA BAT. 



Similar to calif ornicus; lighter color; body larger; tail short- 

 er; hind foot much larger; skull broader. 



Type locality, old Fort Yuma, California. 



Yurna Bats are found in the southwestern United States and 

 northwestern Mexico. They appear to be most common in the 

 San Joaquin Valley. 



Myotis yumanensis saturatus Miller. (Full of color.) 



MILLER BAT. 



Similar to yumanensis; darker colored; smaller; back dark 

 glossy yellowish brown; belly Isabella color; fur nearly black at 

 base. 



Type locality, Hamilton, Washington. 



Miller Bats are found in British Columbia, Washington, 

 Oregon and northern California. Dr. Merriam reports them com 

 mon high on Mount Shasta in August. 



Myotis evotis Allen. (Good — ear.) 



LONG-EARED BAT. 



Ear very long for this genus, narrow; size rather large; no 

 fringe of hairs on the border of the interfemoral membrane; 

 wings rather narrow; above wood brown or isabella brown; below 

 pale drab; fur everywhere blackish at base ; wings and ears dark 

 brown. 



Length about 90 mm. (3.55 inches) ; tail vertebrje 41 (1.60) ; 

 ear from crown 21 (.82) ; expanse of wings 240 (9.50). 



Type locality, Monterey, California (Miher). 



Long-eared Bats are found in the western United States 



