31(t PEROGNATHUS. 



Hispid Pocket Mouse. 



Type locality. Charco Escondido, State of Tamaulipas, Mexico. 



Geogr. Distr. Southern and western Texas, north to Oklahoma 

 and south to the border states of Mexico. 



a. Ferognathns hispidus -paradoxals (Merriam). 



Perognaikus paradoxus Merr., N. Am. Faun., No. i, 1889, p. 24, 

 Perognathus latirostris Rhoads, Amer. Nat., xxviii, 1894, p, 185. 

 Perognathus conditi Allen, Bull. Am. Mus. Nat. Hist. N. Y., 1894, 



p. 318. 

 Perognathus hispidus paradoxus Elliot, Syn. N. Am. Mamm., 

 F. C. M. Pub., II, igoi, p. 252. Zool. Ser. /ti. Mamm. Middle 

 Amer. & W. Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 361. 

 Zool. Ser. 

 Kansas Pocket Mouse. 



Type locality. Banner, Trego County, Kansas. 

 Geogr. Distr. The Dakotas to Texas, westward to the base of the 

 Rocky Mountains. 



h. Peroinatlnis hispidns maxiniiiH Elliot. 



Perognathus hispidus maximus Elliot, Pub. Field Columb. Mus., 

 Ill, 1903, p. 253. Zool. Ser. 

 Great Pocket Mouse. 



Type locality. Noble, Oklahoma Territory. 



Geogr. Distr. Oklahoma Territory. Range unknown. 



Genl. Char. Similar to P. Ji. paradoxus , but brighter and richer 

 in color; hind foot and other dimensions larger. 



Color. Upper parts mixed ochraceous and black, the latter color 

 predominating; lateral line from nose to rump, including shoulders 

 and upper parts of arms and hind legs very bright ochraceous buff 

 face and orbital region bright ochraceous buff lightly lined with black 

 under parts, hands, and feet white; ear buff on outside, dusky inside 

 tail above blackish brown, sides buff, beneath white. 



Measurements. Total length, 243; tail vertebras, no; hind foot, 

 29. Skull: total length, 34; Hensel, 25; zygomatic width, 16.5; mas- 

 toid width, 16; length of parietal, 5; greatest width of parietal, 14; 

 length of nasals, 10.5 ; palatal length, 14; length of upper tooth row, 5 ; 

 length of mandible, 20; length of lower tooth row, 4. 



c. Perognathus hispidus zacateca' Osgood. 



Perognathus hispidus zacateccB Osgood, N. Am. Faun., No. 18, 

 1900, p. 45. Elliot, Mamm. Middle Amer. ^^- W. Indies, 

 F. C. M. Pub., IV. Pt. I, 1904, p. 361. Zool. Ser. 



