!'.;ii 



'V 



876 



MONOGKAPnS OF NOKTH AMERICAN EODENTIA. 



queiit intervals from Minnesota westward to the Rocky Mountains and south- 

 ward to Missouri and Western Texas. As shown by the subjoined lists of 

 specimens, it has been taken at Eagle Pass (Texas), Fort Garland (Southern 

 Colorado), Southwestern Wyoming, and Fort Bridger, Utah. Woodhouse 

 also met with it on the prairies of the Cherokee Nation. It is abundant 

 throughout the prairie region east of the Mississippi, from Minnesota and 

 Wisconsin eastward to Northern Ohio. Kennicott states that its range in 

 Illinois does not extend southward beyond latitude 39°. 



Tablb CXVIII.— Jlfe<uvrcni«N(< of.rix tlcuU$ 0/ 8p. tridecrmlineatits vor. tbidbcxhuheatcs. 



1864 

 13317 

 13378 

 13375 



t3.n« 



13270 



Looality. 



Itaciue, Wii .... 

 Pembina, D.T. 

 , do 



..do., 

 .do., 

 .do., 



1.57 

 1.75 

 l.CO 

 l.lf? 

 i.73 

 1.83 



o.go 



I.OO 

 1.10 



i.ia 



0.30 

 0.35 



o.ra 



0.30 

 0.35 

 0.37 



0.19 



0.19 



0.50 



0.60 



0.60 



0.55 



0.56 I 0.30 



t.aa 0.33 



i 

 1 << 



R. B 



0.49 

 0..13 

 0.49 

 0.S3 

 0.53 

 0.60 



a. 



If 

 a 6 



St "o 



a79 



0.78 



0.87 

 0.90 

 0.04 



i 

 II 



■" a 



I 



t 



I 

 E 



ll 



If 



0.89 

 0.33 

 0.33 

 0.31 

 0.3« 

 0.33 



t 



0.93 

 1.00 

 0.90 

 0.91 

 1.00 

 1.03 



0.37 

 0.37 



a 43 

 0.13 

 0.45 



Taulb CXIX.— Jf«uHreni«ii(< 0/ two tkuUi 0/ Sfermopuilcs tridecemlinbatus tar. palliduh. 



3310 

 6591 



Localit;. 



WmI of Laramie, Wj'O. Ter. , 

 Snatch Creek , 



1.43 

 1.68 



0.85 

 1.03 



aS8 

 0.35 



0.58 

 0.60 



a 13 

 0.30 



0.34 

 0.38 



'J 



0.45 

 0.60 



S 



s * 



.E o 



H 



0.78 

 O.03 



0.33 

 0.36 



I & 



a 16 



0.30 



3 



t 



I 



?. 



II 



If 



0.3s 



0.30 



0,43 



