PTARMIGAN 
159 
Figure 228 
Specific details of Rock Ptarmigan; natural size. 
des rochers du Sud) Lagopus rupestris rupeslris, a generally greyish bird, is the prevailing 
form. In the higher Arctic Islands and the far northwest the Northern Rock Ptarmigan 
(le Lagopede des rochers du Nord) Lagopus rupestris kelloggae, a yellower bird, is found. 
Some authorities still refer the Newfoundland Rock Ptarmigan to Welch’s Ptarmigan 
(le Lagopede de Welch) Lagopus rupeslris welchi. 
304. White-tailed Ptarmigan, le lagopede a queue blanche. Lagopus leucurus. 
L, 12-50. The smallest of the ptarmigan. In winter all white, including face and tail 
(Figure 229). A scarlet comb over eye is prominent in spring and may persist to a less 
degree at other seasons. 
76916—11} 
Figure 229 
Specific details of White-tailed Ptarmigan; natural size. 
