140 PEROMYSCUS. 



b.—crinitw. {Hesperomvs), Merr. . N. Amer. Faun., No. 5, 1891, p. 



53. fig- 3- 



Type locality. Shoshone Falls, Snake River, Idaho. 



Geogr. Distr. Idaho. 



Genl. Char. Similar to F. eremiciis, but darker; tail longer than 

 head and body, densely haired; soles haired; ears large. 



Color. Above olive brown, lined with black and suffused with 

 ochraceous buff on the sides. Patch between fore legs and anal 

 region ochraceous buff. Under parts white. Tail dusky above, 

 whitish below. 



Measurements. Total length. 1S4; tail vertebrae, 97; hind foot, 21. 



193. nuttalli. {Arvicohi), Harl., Am. Month. Journ., 1832, p. 446. 

 aureolus. Aud. & Bach., Jour. Acad. Nat. Scien. Phil., 1842, p. 



302. 



Type locality. Norfolk, Virginia. 



Geogr. Distr. Southern Virginia, North and South Carolina, 

 Georgia. 



Ge?il. Char. Tail less than head and body; first molar with three 

 indentations on either side; last molar with but one. (Aud. & Bach.) 



Color. Above bright orange, base of fur plumbeous; beneath 

 white, except belly which is light buff. Tail, dark brown above and 

 below. 



Measurements. Total length, 185; tail vertebrae, 78; hind foot, 21. 



194. michiganensis. {Mas'), Aud. & Bachm., Jour. Acad. Nat. 



Scien. Phil., 1842, p. 304. 



Type locality. Erie County, Michigan. 



Geogr. Distr. Indiana north to Dakota and Minnesota, west and 

 south to Kansas. 



Genl. Char. Stout; tail more than half as long as head and 

 body; ears naked; color dark. 



Color. Above mixed light brown and black, darkest on median 

 line, a line of yellowish fawn from cheeks along the sides of the 

 neck; tail light brown, as are also the feet and ears. 



Measurements. Total length, 165; tail vertebra?, 67; hind foot, 

 ifii.5; ear, 18.5. 



a.—pnllesneno. {Feromyseus), Allen, Bull. Am. Mus. Nat. Hist. N. 



Y., 1896, p. 238. 

 texanusl Allen, Bull. Am. Mus. Nat. Hist., iSg6, p. 64 (nee 



Waterhouse). 

 Type locality. San Antonio, Texas. 

 Geogr. Distr. Texas. 



