84 
U. S. P. E. R. EXP. AND SURVEYS ZOOLOGY — GENERAL REPORT. 
Comparative measurements of species. 
Picus (nudiilionii) . 
Piciis. (ptiillipsii) . . 
Picus (martinae). . 
Pun- harrisii 
do 
do 
Picus borealis... 
Picus nuttallii 
do 
Picus scalaris.... 
.... de .. 
Picus albolarvatus 
Carlisle, Pa 
.do. 
Louisiana? . . . . , 
Massachusetts . 
Canada 
Little Colorado . 
New Mexico. 
Vancouver 
do 
Steilacoom 
Carlisle, Pa 
Slioal water bay. 
Siinta Clara, Cal 
Petalunia 
7.04 
8.51) 
V.2S 
9.50 
8.76 
6.15 
6.00 
5.74 
7.20 
7.92 
8.00 
6.64 
6.26 
6.24 
6.20 
8.58 
Wing. 
4.52 
4.16 
4.24 
4.50 
4.06 
4.66 
4.34 
3.86 
3.75 
3.74 
3.80 
3.74 
4.56 
4.70 
3.90 
5.14 
Tail. Tarsus. 
3.72 0.88 
2.90 0.84 
2.78 0.84 
3.74 i 0.94 
3.88 j 0 86 
4.14 ! 0.90 
4.06 I 0.84 
3.60 I 0.98 
2.80 0.68 
2.76 ! 0.68 
2.54 I 0.64 
3.40 0.74 
3.58 0.80 
3.08 ! 0.70 
2.90 | 0.72 
2.74 ! 0 
2.72 j 0.50 
4.24 0.86 
Its claw 
alone. 
0.84 
1.00 
1.00 
0.84 
0.7-1 
0.62 
0.74 
0.74 
0.84 
0.50 
0.86 
0.34 
0.40 
0.40 
0.30 
0.34 
0.36 
0.32 
0.34 
0.32 
0.70 
0.70 
0.74 
0.90 
0.90 
0.84 
1.16 
PICUS VILLOSUS, Linnaeus. 
Hairy Woodpecker; Sapsucker* 
Variety major. — Northern and Western regions. 
? Picus leucomelas, Boddaert, Tabl. PI. EnJ. 1783, (No. 345, f. 1,) (Gray.) 
?Picus canadensis, Gmei.in, Syst. Nat. I, 1788, 437. 
? Latham, Ind. Orn . I, J790.231. 
Aud. Orn. Bio?. V, 1839, 188; pi. 417.— Ib. Syn. 1839, 177.— Id. Birds America, IV, 1842, 235; 
pi. 258 -Bonap. Consp. 185(1, 137.— Ib. Atcn. Ital. 1854, 8. 
Picks villosvts, Forster, Philos. Trans. LXII, 1772, 383 
Picus ( Dendrocopus) viltosus, Sw. F. Bor. Am. II, 1831, 305. 
Picus phillipsii, Aud. Orn. Biog. V, 1839, 18G ; pi. 417.— Ib. Syn. 1839, 177.— Ib Birds Amer. IV, 1842,238; pi. 
259, (immature, with yellow crown ) — Nutt. Man. I, 2d ed. 1840, 686. 
Picus septentrionalis, Nuttall, Man. I, 2d ed 1840, 684. 
Variety medius. — Middle States. 
Picus rillosus, Linn. Syst. Nat. I, 1766, 175.— Vieillot, Ois. Am. Sept. II, 1807, 64 ; pi. cxx.— Wilson, Am. Orn. 
I, 1808, 150 ; pi. ix — Wagler, Syst. Av. 1827, No. 22 —Aud. Orn. Biog. V, 1839, 164 ; pi. 416.— 
Ib. Birds Amer IV, 1842, 244 ; pi. 262 — Bonap Conspectus, 1850, 137. 
Picus leucomelanus, Wagler, Syst. Av. 1827, No. 18, (young male in summer.) 
ricus martinae, Aud. Orn. Biog V, 1839, 181 ; pi. 417.— Ib. Syn. 1839, 178.— Ib. Birds Amer. IV, 1842, 240 ; pi. 
260, (young male, with red feathers on ciown.) 
Picus rubricapillus, Nutt. Man. I, 2d ed. 1840, 685, (same as preceding.) 
Hairy woodpecker, Pennant, Latham. 
