206 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 
TaBLe LI.— Measurements of twenty-nine (and list of many more) specimens of large Arctic ARVICOL® of the 
RIPARIUS type supposed to represent XANTHOGNATHUS without chestnut cheeks—Continued. 
Tail to end Length of— 
From tip of nose to— yee 
Locality. Collector. Remarks. 
Current number 
| Vertebra. 
Fore foot. 
Hind foot. 
Height of ear. 
7691 | Fort Resolution....- R.Kennicott: --0)---- 22) ooo onan ee eee ame elem aie eee 
CSP AA GY Base eras eas CC eeeoa saa bec cd) recsos| bocce Sacmcc|bascsn|[eseeac|inacoca|hessse|iesenes 
T7744 
7582) 
[oa Be oeU hase aes oo bA Bemc GO) .2 sees oe os) ae oe ellase ea deem | oe ae dl oaaere| eeemet | pete cel See eel] aes 
7690) 
7646 
7576 
9904 
10927} 
IRE fal meet aceeacn aeeaneer! sees Ue eeerscet| Ponsa Eecere| hosscel fsseose 
10930) 
7743 W. Mactavish ..| 0.50 | 1.00 | 1.25 | 4. "i c -| xanthog.? 
10931 
10932 
10933 
10934 
7703 
8401 
8402 
8403 
8404 
8405 
9910 
9464 
10235 
10936 
10937 
10938 |... BA 
10939) ||. dO". caeems,s acess ce] 5200 Gen. ck8 | ae se | tems ao | Recycles ae = eee | eel eee | cena 
9907 | Nulato, R. A.......- ace emencemeese ices lense | |p2aece 4.00 | 1.35 | 1.55 ]...... 0875) |=2e-- 
10940 
10941 
10942 
10943 
10944 
10945 
10946 
10947 
10948 
10949 
10950 
10951 
10952 
10953 
10954 
10955 
10956 
10354 
weeeee-----| 0.47 | 0.95 | 1.08 | 4.00 | 1.45 | 1.70 | 0.40 | 0.75 | 0.50 
