472 
U. S. P. R. E EXP. AND SURVEYS ZOOLOGY GENERAL REPORT. 
Comparative measurements of species. 
do 
Spizella pusilla 
do 
do 
Spizella socialis .... 
do 
Spizella pallida. . . . 
Spizella breweri.. .. 
do. 
Spizella atngularis . 
Washington, D. C 
Carlisle, Penn 
lo 
Washington, D. C 
Petaluma, Cal 
Red river, Pemhina 
Fort Union, Neb 
Rocky Mountains 
do 
Agua Nueva, Coahuila . . . 
6.25 
5 30 
5.16 
5.25 
5.14 
5.14 
5.70 
4.90 
5.10 
5.04 
5.50 
5.42 
3.02 
3 08 
2.61 
2.43 
2.42 
2.71 
2.74 
2.90 
2.46 
2.46 
2.53 
2.51 
2.50 
2.64 
2.62 
3.07 
0.67 
0.69 
0.65 
0.62 
0.64 
0 67 
0.60 
0.62 
0 65 
0.67 
0.63 
0.21 
0.20 
0 20 
0.20 
0.21 
0.20 
0.40 
0.36 
SPIZELLA MONTICOLA, Baird. 
Tree Sparr w. 
Fringilla monticola, Gm. Syst. Nat. I, 1788, 912. 
Zonotrichia monticola, Gray, Genera. 
Spinites monticolus, Cabanis, Mus. Hein. 1851, 134. 
Passer canadensis, Brisson, Orn. Ill, 1760, 102. 
Fringilla canadensis, Lath. Index, I, 1790, 434. — At'D. Orn. Biog. II, 1834, 511 : V, 504 ; pi. 188. 
Emberiza canadensis, Sw. F. B. Am. II, 1831, 252.— Aud. Syn. 1839.— Ib. Birds Amer. Ill, 1841, 83 ; pi. 166. 
Spizella canadensis, Bon. List, 1838.— Ib. Conspectus, 1850, 480. 
Fringilla arbnrea, Wils. Am. Orn II, 1810, 12 ; pi. xii, f. 3. 
Moineau du Canada, Buffon, PI. Enl. 223, f. 2. 
"Mountain Finch, Lath. Syn. II, i, 265." 
Sp. Ch. — Middle of back with the feathers dark brown centrally, then rufous, and edged with pale fulvous, (sometimes with 
whitish.) Hood and upper part of nape continuous chestnut; a line of the same from behind the eye. Sides of head and 
neck ashy. A broad light superciliary band. Beneath whitish, with a small circular blotch of brownish in the middle of the 
upper part of the breast. Edges of tail feathers, primary quills, and two bands across the tips of the secondaries, white. 
Tertiaries nearly black; edged externally with rufous, turning to white near the tips. Lower jaw yellow; upper black. 
Length, 6.25 inches ; wing, 3. 
Hub. — Eastern North America to the Missouri ; also on Pole creek and Little Colorado river, New Mexico. 
This species varies in the amount of whitish edging to the quills and tail. 
List of specimens. 
Catal. 
No. 
Sex. 
Locality. 
When col- 
lected. 
Whence obtained. 
Orig. 
No. 
Collected by— 
Length . 
Stretch 
ot'wings 
Wing. 
Remarks. 
1280 
3 
Feb. 28, 1844 
6.25 
6.00 
6.25 
9.50 
3.00 
2.75 
866 
Q 
3 
do 
Nov. 22, 1842 
8.83 
871 
3.08 
7561 
1591 
10230 
6352 
Fort Leavenworth 
Nov. 27, 1854 
Jan. 20, 1855 
11 
6353 
22 
5409 
Cedar Island, Neb.. .. 
Oct. 15, 1856 
Oct. 8, 1856 
Aug. 2, 1856 
Dec. 18, 1853 
net: 20. 1853 
Dr. Hayden.... 
5.87 
6.12 
8.50 
9.25 
3 
5410 
5710 
6354 
6355 
3 
3 
3.25 
Pole Creek, K.T 
Little Col'do river,N.M 
.in 
Lieut. F. T. Bryan. 
192 
Kennedy and 
Mulhausen. 
5.50 
5.50 
8.50 
8.50 
3 
3 
39 
