BIRDS BUTEONINAE-AS TURIN A NITIDA. 
35 
List of specimens. 
j Catal. No. 
Sex and age. 
Locality. 
When collected. 
Whence obtained. 
Original No. 
Collected by— 
Me 
C£) 
CD 
isureme 
a 
o 
-4-J 
W 
nts. 
fcb 
‘1 
6852 
o 
Bodega, Cal_ 
February, 1855.. 
Lieut. Trowbridge. 
T. A. Szabo _ 
6883 
Q 
Los Angeles valley, 
Lt. R. S. William- 
Dr. Heermann .. 
California. 
son. 
8543 
o 
Fort Fillmore, N. M 
Dr. Henry_ 
9122 
Fort Davis, Texas. 
Nov., 1854_ 
Maj. W. H. Emory. 
2 
Dr. Kennerly... 
22 
54 
17 
5577 
<y 
Platte river_ 
Sept. 16, 1856.. 
Lieut. Brvan_ 
338 
W. S. Wood_ 
21 00 
52 00 
4544 
Q 
Little Mo. river, 
Oct. 12, 1855 ... 
Lieut. Warren. ___ 
25.00 
61.25 
Nebraska. 
ASTURINA, Vieill. 
Asturina, Vieillot, Analyse, p. 24, (1816.) 
Size .—Smaller than in the preceding two genera. General form compact, and adapted to greater activity of habits and 
swifter flight. Bill rather thick, strong ; cere 1 rge, extending somewhat into the feathers of the forehead ; wings moderate, 
third and fourth quills longest; tail rather long; legs rather long; claws strong, fully curved. This genus contains a few 
species, all of which are South American. 
ASTURINA NITIDA, Latliam. 
Falco nilidus, Lath. Ind. Orn. I, 41. 
Asturina cinerea, Vieili.. Anal , p. 68 , (1816.) 
Aslur striolatus, Cuv. Reg. An. I, 332. 
Figures. —Temm. PI Col. 87, 294 ; Vieill. Gal. I, pi. 
Adult. —Upper parts light cinereous ; darker, and sometimes nearly black on the rump ; upper tail coverts white ; quills ashy 
brown, with obscure dark bands, and widely edged with white on their inner webs ; tail brownish black, with about three 
transverse bands of white. Under parts with numerous narrow transverse bands of cinereous and white, the former predomi¬ 
nating and darker on the breast ; under tail coverts white ; cere and legs yellow. 
Young. —Entire upper parts umber brown ; darker on the rump, and much mixed with white on the head ; upper tail coverts 
white; tail light brown, with about eight bands of brownish black. Under parts white, with longitudinal stripes of umber 
brown ; under wing and tail coverts white ; cere and legs yellow. 
Total length, female, about 18 inches ; wing 10, tail 7j inches. Male smaller. 
Hub .—Northern Mexico and South America. 
This handsome hawk was found in the State of New Leon, one of the most northern provinces 
of Mexico, by Lieutenant D. N. Couch, United States army, and very probably extends its range 
northward into the territory of the United States. It is a well known species of South America. 
List of specimens. 
Catal. No. 
Sex and age. 
Locality. 
When collected. 
Whence obtained. 
Original No. 
Collected by— 
Measurements. 
Length. 
Extent. 
Wing. 
4128 
9 
New Leon, Mexico. 
......1853. 
Lt. D. N. Couch... 
17 25 
34 00 
10.50 
