BIRDS—TETRAONIDAE—LAGOPUS ALBUS, 
633 
Size smaller. Bill slender, rather compressed at tip. The distance from the nasal groove to 
the tip of hill decidedly greater than the height of the bill. Male with a black stripe through 
the eye. L. rupestris. 
Tail feathers entirely white. 
No black whatever in the winter bird. L. leucurus. 
Comparative measurements of species. 
Catal. No. 
Species. 
Locality. 
Sex. 
Length. 
Stretch of 
wings. 
Wing. 
Tail. 
Tarsus. 
Middle toe. 
Its claw 
alone. 
Bill above. 
Along gape. 
Specimen 
measured. 
Remarks. 
2852 
3 
16.10 
8.10 
5.02 
1.74 
0.52 
6.86 
0.86 
8080 
16.60 
7.50 
5.07 
1.42 
1.80 
0.75 
0.88 
0.87 
1968 
7.70 
5.34 
1 50 
1.52 
0.35 
0.80 
0.86 
stretched. 
8084 
16.50 
7.74 
5.58 
1.52 
1.88 
0.74 
0.87 
0.88 
Winter. 
3887 
14.00 
7.80 
5.33 
1.49 
1.86 
0.68 
0.76 
0.83 
Montreal and Quebec. 
4520 
..do.. . 
St. John’s, N. F.. 
14.80 
7.60 
5.14 
1.62 
1.90 
0.68 
0.76 
0.84 
February . 
4518 
7.90 
1.56 
1.93 
0.62 
0.88 
0.80 
do. 
15.20 
24.50 
7.50 
4519 
7.16 
4.76 
1.40 
1.76 
0.58 
0.75 
0.78 
do. 
14.40 
24.00 
7.25 
2031 
16.00 
8.20 
5.48 
1.57 
1.80 
0.66 
0.77 
0.80 
6923 
17.80 
8.50 
5.90 
1.57 
1.90 
0.74 
0.77 
0.84 
Very much stretched 
6924 
.do. 
Nelson river, H. B .. 
16.20 
7.GO 
5.02 
1.42 
1.88 
0,85 
0.76 
0.84 
8081 
Lagopus alpinus ? 
Norway ? perhaps N. Am. 
15.00 
8.10 
5.05 
1.30 
1.52 
0.60 
0.70 
0.80 
8085 
.do. 
Norway. 
14.90 
7.50 
4 50 
1.30 
1.50 
0.60 
0.67 
0.80 
8086 
Europe... 
7.70 
4.60 
1.25 
1.32 
0.44 
0.70 
0.84 
2494 
a 
14.00 
7.70 
4.64 
1.25 
0 68 
0.78 
8083 
Lagopus rupestris? 
N. W. coast America... 
14.50 
7.50 
4.86 
1.36 
1.62 
0.66 
0.68 
0 88 
Skin. 
8082 
13 60 
7.70 
5.43 
1.34 
1.50 
0.64 
0.70 
0.86 
2854 
.do.... 
America?. 
12.80 
7.80 
4.82 
1.10 
1.37 
0.64 
0.66 
0.80 
2853 
13.00 
7.60 
4.48 
1.16 
1.30 
0.43 
0.70 
0.80 
2855 
13.50 
7.00 
4.50 
1.32 
0.50 
0.70 
0.78 
10082 
Lagopusleucurus 
W. side Rocky mts. 
7 10 
4.20 
1.23 
1.48 
0.52 
0.70 
0.79 
Skin.... 
Very poor specimen. 
10081 
7.30 
4.24 
1.16 
1.42 
0.45 
0.70 
0.82 
do. 
13.00 
21.00 
7.00 
1289 
15.00 
7 54 
5.00 
1.28 
0.66 
0.84 
wanting. 
LAGOPUS ALBUS, Aud. 
Willow Grouse; W hite Ptarmigan. 
Tetrao albus, Gmelin, I, 1788, 750. (Hudson’s Bay.) 
Lagopus albus, Aud. Syn. 1839, 207 .—Ib. Birds Arner. V, 1842, 114 ; pi. 299. 
Tetrao ( Lagopus ) albus, Nbttall, Man. I, Qd ed. 1840, 81G. 
? Tetrao lagopus, Forster, Phil. Trans. LXII, 1772, 390. 
Tetrao saliceti, Sabine, App. Franklin’s Narr. 681.— Rich, App. Parry’s 2d Voyage, 347.— Aud. Orn. Biog. II, 
1834, 528 ; pi. 191. 
Tetrao ( Lagopus ) saliceti, Swainson, F. Bor. Am. II, 1831, 351. 
White Grouse, Pennant. 
Sp. Ch. —Bill very stout. Bill as high as the distance from the nasal groove to its tip. In summer, rufous or orange chestnut 
on the head and neck ; the feathers of back black, barred rather closely with yellowish brown and chestnut. In winter, white ; 
the tail black, but no black through the eye. Length, 15.50 ; wing about 8.00 ; tail about 5.00. 
Hub .—Northern America. Rare in northern parts of United States. 
July 7 , 1858. 
80 b 
