Allen.] 434 (February 17, 



c. var. Washington!. 



Lepus WasUngtoni Baird, Proc. Acad. Nat. Sci. Phila., VII, 333, 

 1855. Ibid., Mam. N. Am., 583, 1857, 



Habitat. West of the Rocky Mountains, (mainly west of the Cas- 

 cade Range?) from the mouth of the Columbia northward into 

 British Columbia. 



d. var. Bairdii. 



Lepus Bairdii Hayden, Am. Nat., Ill, 115, 1869. 

 Habitat. The higher parts of the Rocky Mountains, southward to 

 New Mexico, northward into British America. 

 4. Lepus sylvaticus. 



a. var. sylvaticus. 



Lepus nanus Schreber, Saugt., IV, 881, 1792. (In part only.) 



Sylvilagus nanus Gray, Ann. and Mag. Nat. Hist., 3d Ser., XX, 

 221, 1867. 



Lepus americanus Desmarest, Mammalogie, II, 354, 1822. Bach- 

 man, Journ. Acad. Nat. Sci. Phila., VII, 326, 1837. 



Lepus sylvaticus Bachman, Journ. Acad. Nat. Sci. Phila., VII, 403, 

 1837. [bid., VIII, 78, 1839. Baird, Mam. N. Am., 579, 1857. 



Habitat. United States east of the 97th meridian, excluding those 

 portions embraced in the Canadian Fauna, (Northern New England 

 and the more elevated parts of Appalachian Highlands). 



b. var. Nuttalli. 



Lepus Nuttalli Bachman, Journ. Acad. Nat. Sci. Phila., VII, 345, 

 1837. (Based on an immature specimen.) 



Lepus Bachrnani Waterhouse, Proc. Zool. Soc. Lond., VI, 103, 

 1838. Ibid., Nat. Hist. Mam., II, 124, 1848. Baird, Mam. N. 

 Am., 606, 1857. 



Lepus arlemisia Bachman, Journ. Acad. Nat. Sci. Phila., VIII, 94, 

 1839. Baird, Mam. N. Am., 602, 1857. 



Habitat. United States west of the 97th meridian, excluding a 

 narrow belt along the Pacific coast, and possibly southwestern Ari- 

 zona and southern California. 



c. var. Auduboni. 



Lepus Auduboni Baird, Mam. N. Am., 608, 1857. 



Habitat. Southwestern Arizona, southern and Lower California. 



5. Lepus Trowbridgei. 



Lepus trowbridcjei Baird, Proc. Acad. Nat. Sci. Phila., VII, 333, 

 1855. Ibid., Mam. N. Am., 610, 1857. 



Habitat. West of the Sierra Nevada Range, from northern Cali- 

 fornia to Cape St. Lucas. 



