1874.] 293 [Allen. 



18. Spermophilus Townsendi. 



a. var. Townsendi. 



Spermoplrilus Townsendi Bach., Journ. Acad. Nat. Sci. Phila., vin, 

 611, 1839. 

 Hdb. Plains of the Columbia. 



b. var. mollis. 



Spermoplrilus mollis Kennicott, Proc. Acad. Nat. Sci. Phila., 1863, 157. 

 Hab. Northern Rocky Mountains, from about lat. 45° north into 

 the British Possessions. 



19. Spermophilus grammurus. 



a. var. grammurus. 



Sciurus grammurus Say, Long's Exped. R. Mts., n, 72, 1823. 

 Spermophilus grammurus Baird, Mam. N. Am., 310, 1857. 

 Spermophilus CoucMi Baird, Proc. Acad. Nat. Sci. Phila., vn, 332, 

 1855.— Ibid., Mam. N. Am., 311, 1857. (Black form from Texas.) 

 Spermophilus Buckleyi Slack, Proc. Acad. Nat. Sci. Phila., vin, 314, 

 '1861. (Melanistic form from Western Texas.) 

 Hat. Western Texas and New Mexico west to Sierra Nevada Mts. 



o. var. Beecheyi. 



Arctomys {Spermophilus) Beecheyi Rich., Faun.Bor. Am., i, 170, 1829. 

 Spermophilus Beecheyi Baird, Mam. N. Am., 307, 1857. 

 ? Spermophilus macrourus Bennett, Proc. Zool. Soc. Lond., I, 41, 1833. 

 (Melanistic.) 

 Hdb. West of Sierra Nevada Mts. from northern California south 

 to Lower California. 



c. var. Douglassi. 



Arctomys? (Spermoplrilus?) Douglassi Rich. , Faun. Bor. Am., I, 172, 



1829. 

 Spermophilus Douglassi Baird, Mam. N. Am., 309, 1857. 

 Hab. Pacific Coast from Northern California to Puget's Sound. 



20. Spermophilus annulatus. 



Spermophilus annulatus Aud. and Bach., Jour. Acad. Nat. Sci. Phila., 

 Vin, 319, 1842. 

 Hab. Plains of Colima, Mexico. 



