SPECIES OP MAMMALIA. 



Arctomys Richardsonii, Sabine, Lin. Trans, xiii. 589. 

 Icon. Lin. Trans, xiii. t. 28. 

 Inhabits Canada. 



640. 10. A. Parryii (Parry's Marmot.) Snout very blunt ; 

 ears very short; tail elongate, tip black ; body above mar- 

 bled with confluent white and black spots ; beneath ferru- 

 ginous. Length of head and body one foot ; tail four inches. 



Arctomys Alpina, Parry, Nar. 2d Voy. 61. Arctomys 

 Parryii, Richardson, Append. Franklin. Voy. 



Ground Squirrel, Hearne, Jour. 141. Quebec Marmot, 

 Forster, Phil. Trans, lxxii. 378. 



Inhabits Canada. 



641. 11. A. Tridecim-lineata (Wood's Marmot.) Fur deep 

 chestnut above, striped with .six white lines, alternating 



with an equal number of longitudinal rows of white spots ; 

 white beneath. 



Arctomys Woodii, Sab. Trans. Lin. Soc. xiii. 599. Sciu- 

 rus Tridecim-lineatus, Mitchell, Med. Repos. vi. Arctomys 

 Tridecim-lineata, Harlan, Faun. Amer. 164. 



Striped and Spotted Ground Squirrel, Say. Ea^jjed. 

 Rocky Mount, ii. 171. Federation Squirrel, Mitchell. 



Inhabits 



Obs. This species, at first referred to the Squirrels, seems 

 allied to M. F. Cuvier's division of Spermophilus. 



The two following species are referred conditionally to 

 their present situation. 



t' 642. 12. A. Ludoviciana (Prairie Marmot.) Fur light, 

 dirty reddish brown above, intermixed with some gray, also 

 a few black hairs ; the hair next the skin bluish-white, then 

 light reddish, tips gray; below dirty white. Length of 

 head and body one foot four inches ; tail two inches and 

 three-quarters. 



2 17 2 S '^ 



b 



