314 



BULLETIN 56, UNITED STATES NATIONAL MUSEUM. 



Measurements of .'l specimens of CaUospermophUus lateralis. 



121 

 125 

 426 

 427 



137 



539 

 540 

 511 

 542 

 549 



551 



564 



573 

 58 1 

 601 



605 



617 

 618 

 619 

 631 



Locality. 



Flagstaff, Arizona ...... 



....do 



Near Flagstaff, Arizona 

 ....do 



....do 



Near Stonemana Lake, Arizona — 



....do 



....do 



do 



Quaking Asp Settlement, Mogolloii 



Mountains. Arizona. 



do 



Mormon Lake, central Arizona 



Near Flagstaff, Arizona 



San Francisco Mountain, Arizona.. 



Bakers Butte, Mogollon Moun- 

 tains, Arizona. 



do 



.do 

 .do 

 .do 



.do 



L886. 

 .Mine 21 

 June 20 

 ....do... 

 ....do... 

 July 22 



1887. 



May 23 

 ....do... 

 ....do... 

 ....do... 



May 26 



May 27 

 May 28 



June 1 

 June 8 

 July 11 



....do ... 



July 31 

 ....do.. 

 Aug. 1 

 Aug. 21 



1888. 

 Apr. 28 



Sex and 



age. 



9 ad. 

 9 ad. 

 9 ad. 

 9 ad. 

 9 ad. 



cfad. 

 <S ad. 

 9 ad. 

 9 ad. 

 9 ad. 



9 ad. 

 ■fad. 

 9 ad. 

 fad. 

 &9 ad. 



9 ad. 

 <S ad. 

 cfad. 

 cf ad. 

 9 ad. 



9 ad. 



m m 

 2 19 

 270 

 283 



270 



278 



276 

 290 

 281 



281 

 278 



269 

 294 

 271 

 279 

 272 



269 

 280 

 269 

 278 

 270 



75 

 '.0 

 96 



102 

 105 



c 5 



Will. 



10 



42 



103 43 

 101 42 



96 11 



99 41 

 103 j 43 

 93 43 

 96 1 1 

 90 



mm. 

 15 

 16 

 14 

 14 

 16 



15 



19 



16 

 16 



11 



91 12 15 



101 46 17 



95 12 13 



101 11 16 



104 42 18 



14.5 



15 



16 



13 



American Museum of Natural History. 



b Mainline, 1 pairs. 



Genus OTOSPERMOPHILUS Brandt (1844). 



Otospermophilus Bkandt, Bull. Classe Physico-math. de l'Acad. Imp. des Sri. de 

 St. Petersbourg, fl, 1844, p. 379. (Species included: SpermophUus gram- 

 murus, S. mexicanus, and S. lateralis.) — Baikd, Mam. N. Am., 1857, p. 305. 

 (Eliminated S. mexicanus.) — Allen, Mon. N. Am. Rodentia, 1877, p 821.' 

 (Eliminated S. lateralis, leaving S. grammurus the type.) 



Characters. — Ears large, high, pointed (larger and more pointed 

 than in some species of Sciurus); tail long, full, and broad, with the 

 hairs two-thirds to three-fourths tlie length of the head and body; gen- 

 eral form of the skull, and the dentition, strongly Sciurine. (-/. A. 

 Allen.) 



