ILLUSTRATING DISTRIBUTION OF MOUNTAIN SHEEP IN AREAS 
INDICATED ON THE MAP 
PLATE VIII 
Naha rn 
. Ors-stonet, Type. 
Distribution Areas 
A.—Occupied by Fig. 1 
(Ovis dalli) exclusively 
B.—Ogilvie Mountains 
occupied by Figs. 2, 3, 4, 
exceptionally Fig. 5, in 
eastern section. Figs. 2 
and 3 greatly in the ma- 
jority. Between Yukon 
and Tanana Rivers oc- 
cupied mostly by Fig. 2 
with much less black on 
tail, occasionally Fig. 1. 
West of Lewes River oc- 
cupied by Figs. 1 and 2 
in the majority: Figs. 
2, 3, 5 exceptionally 
C.—Occupied by Figs. 
ey as Gh Os eh UES BE 
4, 5, 6 most common. 
Intermediate colours be- 
tween 2 and 3 equally 
common 
D.—Occupied by Figs. 
4,0, 6, @ 8. Bigs: 5,6.-¢ 
in the majority. Ten- 
dency toward lighter col- 
ours in the north. Fig. 4 
exceptional in the north, 
still more so toward the 
south. Fig. 9 occasion- 
ally in the south 
E.—Occupied by Fig. 
9 (Ovis stonei). Rarely 
Figs. 6 and 7 are found 
in this area 
Figs. 1, 5, and 9 were 
drawn from the Types. 
The other figures are 
from specimens illustrat- 
ing the average colours, 
but actually every intermediate gradation of colour occurs between each form illus- 
trated 
(After Sheldon) 
