896 
U. S. P. R, R. EXP. AND SURVEYS-ZOOLOGY-GENERAL REPORT. 
neck and upper part of the breast bright chestnut red, sides of the same color, intermixed with dusky; abdomen silky white; 
bill bluish black, yellow at the tip ; loral space bright carmine ; iris carmine, with an inner circle of white; tarsi and feet dusky 
grey externally, dull yell >w internally, and on both edges of the tarsus. 
Length about 14 inches; wing, 5§; bill, 1 ; tarsi If. 
Young. The whole upper plumage greyish black, darkest on the head, feathers of the back with grey margins ; throat, sides 
of the head, a broad space on the sides of the neck, nearly meeting behind, breast and abdomen silvery white; sides and lower 
part of abdomen dusky. 
Hab .—Generally distributed, specimens being in the collection from the Atlantic States, the interior ones and the Pacific 
coast. 
List of specimens. 
Catal. 
No. 
Sex. 
Locality. 
When 
collected. 
Whence obtained. 
Orig’l 
No. 
Collected by— 
Length 
Stretch 
ofwings. 
Wing. 
6489 
Washington, D. C.. 
May, 1857 
5.50 
6490 
5.75 
299 
Q 
969 
.do. 
970 
3753 
3 
Apr. 31,1852 
5.75 
9969 
6925 
5.75 
9939 
H. Ii. T. 
Shoalwater bay, 
W. T. 
Oct., 1854 
100 
Dr. Cooper .... 
13.50 
24.00 
9934 
5.75 
4592 
Feb. 6,1856 
220 
9937 
Oct. 10,1856 
584 
9936 
5.75 
9543 
T. 
Simiahmoo bay,W. 
T. 
86 
Dr. Kennedy .. 
12.50 
17.00 
5.50 
8436 
Sep. 25,1857 
1 
Remarks. 
Iris scarlet. 
Iris carmine; bill bluish above, 
flesh color below; feet black 
and greenisli white. 
PODICEPS CALIFORNICUS, Heermann. 
The California Grebe. 
Podiccps californicus, Heerm. Proc. Acad. N. Sc. Phil., VII, 1854, 179. 
Sp. Cii —Winter Plumage. The entire upper plumage is blackish brown, nearly black on the head ; primaries brownish ash, 
some of the inner ones tipped with white ; secondaries white, with their basal portions dark ash; under parts silky white, the 
neck in front light ash, and the sides and lower part of abdomen brownish ash; under lining of the wings white; bill dark 
browm, the base of the lower mandible yellowish, and its tip light horn color; iris yellowish grey ; tarsi and feet externally dark 
green, on the inside yellow. 
Length 12 inches ; wing, 5 ; bill, J ; tarsus, 1J. 
Bab. —California, head waters of Missouri river. 
Numerous specimens are in the collection, all in winter plumage; in its spring dress it lias 
not yet been obtained. It resembles “ P. cornutus” in its winter garb, but is smaller, and 
the bill somewhat differently shaped. 
Dr. Heermann speaks of it as being abundant in California on the inland fresh water ponds, 
and on the sea shore. 
