250 
MONOGRAPHS OF NORTH AMERICAN RODENTIA. 
appear to call for comment, as the differences are parallel with those demon- 
strated for several species in other parts of this memoir. 
Tape LXI.—Measurements of sixty-cight (and list of other) specimens of CUNICULUS TORQUATUS. 
* From wrist to end of longest claw. 
} Received from ; No. 4534, collected by H. B. M.S. Enterprise. 
{ Lockhart says : ‘* Cheek-pouches filled with seeds.”’ 
§ Found in the nest of an Archibuteo (McFarlane). 
Nose to— are i 
= Locality. Collector. “Sj 3 38 Remarks. 
3) = =) - | C— 
3 et [es call sales esalaealie 
2 Slalélalelalala 
1973 | Novaja Semlja.-...--- Museum St. Peters- |.--.|---- -- |5. 75,0. 60) L. 40)0. 75)0. 80} Summer ; dry. 
burg.t 
4584 | Arctic America..-...-- Alfred Newtont..-.| ---]---- Sa NEI 5) bsee| basi|issd) sse55e do. 
1865 | Hopedale, Labrador. --|.--- Gt Pecossocsosce boss hea) bas 5. 25)0. 50/1. 00/0. 65)0. 80) Grayish-white. 
4204 | Fort Churchill, H. B ..| W. Mactavish -...-- ----]--- |.-- |5. 00/0. 40/0. 75)0. 75)0. 68) Pure white; claw 0.45. 
202 0. 60/1. 20)... .|5. 00/0. 35/0. 95)0. 50/0. fe) Summer. 
0. 50}. ...]..- 4. 75)0. 35)0. 60/0. 50)0. 67)... 2. do. 
0. 50/0. 90) L. C5}3. 40/0. 30/0. 65)0. 4=)0. 65) Alcoholic ; summer, 
-|0. 55) 1. OO} 1. 25)-4. 25/0. 45/1. 00/0. 70}0. 75) Ale. ; Feb. 2, 1859; nearly white. 
0. 65) L. 25'L. 35}4, 50 0. 40/0. 90/0. 42/0. 72) Alesholic; July, 1859. 
0. 60)L. 10}L. 40}5. 25)0. 30)0. 70/0. 65)0. 80) Alcoholic; winter ; white. 
0. 56) L. 08) L. 35) 4, 75)0. 45) 1. 00/0. 65)0. 75 
0. 62)1. 05) L. 30/4. 75/0. 45/0, 80)0. 65)0. 80 
-}0. 58} 1. 05) 1. 30}5. 25,0. 40/0, 80/0. 65}0. 78). - do. 
0. 58/0. 90}1. 20] 4. 10,0. 50/0. 90|0. 65/0. 78) Alcoholic ; winter ?; nearly white. 
-|0. 57} L. 05) 1. 30] 4. 00,0. 40/0. 85)0. 62/0. 77) Alcoholic ; winter ?; partly white. 
0. 60)}L. 10) 1. 40} 4. 60/0. 30/0. 75)0. 65/0. 75) Aleoholic ; summer. 
8943 | Nulato, Alaska........ ----]----].-- |3. 75/0. 25/0, 50/0. 40/0. 58) Summer. . 
9402 | Woollysatux, Alaska 0. 50). 00/1. 20) 4. 50/0. 400. 75)0. 50/0. 63] Summer ; still whitish. 
9451 | Fort Yukon........... BA ser) see 4. 50)0. 35/0. 75)0. 50)0. 62) White, with gray stripes. 
10535 | Arctic America.. .....]- Serle peee|ee=s|eoee|e== ||) <=] White, 
8762 | Yukon, mouth of Por- --.| ---|.--.]5. 00/0. 40/0. 90|0. 600. 70) Summer; perfect pelage. 
cupine River. 
8093 |.....-. G0 pease canbe J. Lockhart ......-- Sel) olor eats ..|0. 50/0. 60] June; still rusty-white. 
8092 } --... GS cmccap esessase Oo) pera | een eees| moro June; young. 
6924 | Rocky Mountains, near |- -- |3. 00 ---|----| --.| July; young. 
Peel's River. 
6950 | Mountains 200 miles |....do,}.--.....-..... 0, 55]0. 95) 1. 05}3, 75/0. 35|0. 85/0. 55}9. 65] September; a little whitencd. 
above Yukon, 
GHEY! | ese sae dO cevecerceen snes .|0. 55} ...) October; pure white. 
6954 | Mouth of Mackenzie’s 0. 55)0. 65) ?; whitening. 
River. 
0953i||-ss2= UO Setascogeseecns| (oseGO -nscuecancwee ce: |weeal cen tear 4. 00,0. 30/0, 90/0. 50/0. 62} Almost-pure white. 
8086 --.| --.}4 50.0. 50/1. 00/0. 52/0. 66) Sammer; normal pelage. 
8087) | exes: 220 sn ceceneocas | seseOOl sc coon ecoeeene|emeleoenlaee 4. 75)0. 35/0. 90)0. 4°}. €0) —-—-?; much whitened. 
8083 -- |4. 75/0. 25]0. 70/0. 5¢|0, 70} Summer ; normal pelage. 
8089) -3-=-d0)2s.202 5222 ea |b= = 00): 2 =. Sees aces eeeeee ee .|4, 25/0. 4€/0. 90)0. 50)....| Winter ; nearly white. 
LUN) | een Ee eee Sseseseo poecl(ooeee cease seed b=nclficon| bon 4, 25)0. 30]9. 6£|0. 5°)0. 68) Changing pelage. 
£0)1 ...| -. }4. 7510. 40)). 80/0. 5(/0. 62) Normal summer-pelage. 
9221 4. 75|....] ...|0. 65]0. 75] Winter ; perfectly white. 
9225 13. 500.49 (0, 75/0. 50/0. 58] Win.; exactly like Audubon’s pl. 
T1096 .-.|.-. |5.50,0, 40|L. 00/0. 570. 62] Winter ; nearly pure white. 
TLO7 --.| -- |4.75]....] .../0. 60/0. 65) Winter; perfectly snow-white. 
8090§ 2/1. 10]1. 20]4. 250. 20/0. 60] ...|....| ¢; June 30; perfect pelage. 
S104 1. 20|L. 30|5. 00,0. 40/1. 00|0. 57/0. 67| 9 ; June 26; perfect pelage. 
