PLATE 27 



((. Yosc'iiiite Pocket Gopher, po^ed to show important external features, such as pro- 

 jecting incisor teeth, lack of any "neck," short legs with heavily clawed fore feet, and 

 short nearly hairless tail. 



h. Yosemite Pocket Gopher, showing broadness of head, furdined cheek pouches, 

 and white patches beneath. 



('. Yosemite Mole, showing sharp snout, wedge-shaped head, laterally place<l "hands," 

 and short hairy tail. 



All % natural size; photographed from animals freshly trapped on the floor of 

 Yosemite N'aJley. For discussion of adaptive features of I'ocket Gopher and Mole, 

 see pp. 44, i;'>4, KKi. 



()<I4 



