1(1(1 citellus. 



Large Spotted Spermophile. 



Type locality. Albuquerque, Bernalillo County, New Mexico. 

 Geogr. Distr. Eastern New Mexico. 



c. Citclhis s/ji/osoiiia p/vtfnisis (Merriam). 



Spermophilus spilosoma pratensis Merr., N. Am. Faun., No. 3, 

 1890, p. 55. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 

 igoi, p. 96. Zool. Ser. 

 Park Spermophile. 



Type locality. Pine plateau at north foot of San Francisco 

 Mountain, Coconino County, Arizona. 



Geogr. Distr. San Francisco Mountain, northwestern Arizona. 



d. Citelliis sjnlosoina niarginatits (Bailey). 



Spermophilus spilosoma m-arginatus Bailey, Proc. Biol. Soc. Wash., 

 XV, 1902, p. 118. 

 Bailey's Spermophile. 



Type locality. Alpina, Brewster County, Texas. 



Geogr. Distr. Limits of range unknown. 



Genl. Char. Similar to typical C. spilosoma from New Mexico, 

 but smaller and colors brighter. 



Color. Above bright cinnamon brown ; back from the ears spotted 

 with whitish edged with black. 



Measurements. Total length, 225 ; tail vertebrae, 67 ; hind foot, 32. 

 Skull: basal length, 33.7; length of nasals, 13.3; zygomatic breadth, 

 23.5 ; mastoid breadth, 19 ; alveolar length of upper molar series, 7.2. 



e. Citrlliis sjii/osonui obsididinis (Merriam). 



Spermophilus spilosoma ohsidianus Merr., N. Am. Faun., No. 3, 

 1890, p. 56. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 

 1901, p. 97. Zool. Ser. 

 Dark Spotted Spermophile. 



Type locality. Cedar Belt, northeast of San Francisco Mountain, 

 Coconino County, Arizona. 



Geogr. Distr. Limits of range unknown. 



/. Cift'lhis spitosoiiKt (iiinccteitH (Merriam). 



Sperm-ophilus spilosoma aiiiiecteiis Merr., Proc. Biol. Soc. Wash., 

 VIII, 1893, p. 132. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 11, 1 901, p. 97. Zool. Ser. 

 Padre Island Spermophile. 



Type locality. Padre Island, Cameron County, Texas. 

 Geogr. Distr. Mustang and Padre Islands, Cameron County. Texas ; 

 the former island probably the northern hmit of the race. 



