PEROGNATHUS. 240 



Measurements. Head and body, 76; tail, 7S, tip gone; hind foot, 

 21. (Baird.) 



a.—mollipilosus. (^Perognat/ius), Coues, Proc. Acad. Nat. Scien. Phil., 

 1875. P- 296. 

 monticola, Coues, (nee Baird), Proc. Acad. Nat. Scien. Phil., 

 1875, p. 296. Townsend, Proc. U. S. Nat. Mus., 1888, 

 p. 177. 

 Type locality. Fort Crook, Shasta County, California. 

 Geogr. Disir. Northeastern California to Klamath Basin, Oregon. 

 Genl. Char. Size small, tail longer than head and body; anti- 

 tragus lobed; soles naked. 



Color. Above yellowish cinnamon lined with blackish; beneath 

 white; lateral stripe pale fulvous; tail above like back; beneath white. 

 Measurements. Head and body, 64: tail vertebra-, 82; hind foot, 

 20.5. (From Coues). 



b.—oHvaceus. (Perognathus), Merr., N. Am. Faun., No. i, 1SS9, p. 15. 



amanus, Merr., N. Am. Faun., No. i, iSSg, p. 16. 



Type locality. Kelton, Utah, 



Geogr. Distr. Northern Utah and southern Idaho to Owens 

 Valley, California; west to southern Oregon and northeastern Cali- 

 fornia. 



Genl. Char. Size large ; ears with antitragal lobe as high as 

 broad, large; tail longer than head and bod\'; bullae not meeting 

 below basisphenoid. 



Color. Above yellowish brown lined with black and tinged with 

 olive; beneath white; tail above, proximal half like back, distal half 

 sooty brown; beneath white; white spot on ear margin. 



Measurements. Total length, 1S4; tail vertebra', loi; hind foot, 

 23; ear. 5. 



c.^ma^rudensis. {Perognathus), Osgood, N. Am. Faun., No. 18, 

 1900, p. 38. 



Type locality. Mount Magruder, Nevada, 8,000 feet altitude. 



Geogr. Distr. Southern Nevada and adjacent parts of California. 



Genl. Char. Similar to P. m. oliraceus, but larger. 



Color. "Same as P. m. olivaceus." 



Measurements. Total length, 198; tail vertebras, 107; hind 

 foot, 26. 



380. alticola. {Perognathus), Rhoads, Proc. Acad. Nat. Scien. Phil., 

 1893, p. 412. 

 Type locality. Squirrel Inn, San Bernardino Mountains, Cali- 

 fornia. 



