262 BIRDS OF ILLINOIS. 



Colymhus cornutus Gmbl. S. N. i, pt. ii, 1788, 591. 



Podiceps cornutus LiTH. lad.Orn. ii. 179i.783.-Sw. & Rich. F. B.-A. ii,1831. 411.— Nutt. 

 Man. ii. 1834. 231.— AuD. Oin. Biog. lii. 183). 12:), pi. 259; Synop. 1839, 357: B. Am. 

 vii, 1844. 316, pi. 481.— L.\wr, in Baird's B. .S. Am. 1858, 893 — Baibd, Cat. X. Am. B. 1859, 

 No. 70C.— CoUES, Key,1872,337; Choek Lisf, 187.S, No. GU; Birds N. W. 1874, 731. 



Podicipes cornutus CouES, 2d Check List, 1882, No. 818. 

 Colymhu.-i obscurvs Gmel. 8. N. i, pt. ii. 1788, 592. 



Colymhns casplcus S. G. Gmel. Kolse. iv, 1771-1784, 137.— Gmel. S. N. i. pt. ii, 1783,593. 

 Podiceps hicornis Beehm, Yog. Deutschl. 1831. 96. pi. 14, llg. 4. 



Hab. Northern hemisphere in general. Breeds in (he northern United States and 

 northward. 



Sp. Chab. Adult, breeding-plumage: Head generally, including the fluffy tufts 

 on each side of the upper neck, slightly glossy dull greenish black, becoming grad- 

 ually dull sooty slate on the forehead: lores dull ochraceous-ru.ous, communicating 

 with a broad superciliary stripi"' of bright ochraceous. which continues, gradually 

 widening, to the sides of tUe oocjiput: fore-nock rich rufous. Upper parts dusky, the t -ath- 

 ers sometimes with indistinctly paler margins; secondaries chiel'y or entirely white. 

 Lower parts white, the sides mixed chestnut-rufous and grayish dusky. "Bill bluish 

 blaoK, its tip yellow; short loral space bright carmine, as is the iris, its iuner margin white; 

 edges of eyelids grayish blue; feet du.sky externally, internally, and on anterior and pos- 

 terior ridges of the tarsus dull yellow; claws dusky" (Audubon).* Winter plumage: 

 Pileum, nape, and sides of the chest smoky slate; under part and sides of the head, 

 lores, and lower parts generally, white; chest faintly shaded with pale grayish, and 

 sides clouded with dark grayish. Upper parts as in ihe summer plumage, but more 

 slaty. "Bill bluish gray, as in the bare loral space; the eye bright carmine, with an 

 inner white edge; the feet bluish Cray" (Audubon). Votcny young Viittf-grown): Fdeum 

 and nape dusky; sides of the head with two dusky stripes and several irregular spots of 

 the same co^or; throat with aduslcy streak on each side. Otherwise similar in color to 

 the winter plumage. 



Total length, ab'jut 11.75 inches; extent, 25.50; wing, 5.75; culmen. 1.00; tarsus. 1.75. 



The Honied Grebe is said to breed iu northern Illinoi.s, but 

 in other portions of the State is only a winter resident. 



Colymbus nigricoUis californicus (Heerni.) 



AMERICAN EAKED GEEBE. 



Poptllar synonyms. California Grebe; Zambullidor de pico delgado (Me.xico). 



Podiceps auritus Nutt. Man. ii. 18.')4, 256 (noc Coliinihus auritus Linn.).— AuD. Orn. Biog. 



V, 1839, 103, pi. 404; Synop. 1839. 358; B. Am. vii, 1814, 322, pi. 482.— Lawb. in Baird's B. 



N. Am. 1S58, 897 (e.xel. syn.). 

 Podiceps californicus Heebm. Proo. Acad. Nat. Sci. Phila. 1854. 179; Pacific R. R. Rep. x, 



1859, 76, pi. 8 (young).— Lawb. in Baird's B. N. Am. 1858. 896.— Baied, Cat. N. Am. B. 



1859, No. 707. 



•An adult male killed at Washington, D. C, April 21, 1885, had the unfeathered parts 

 colored somewhat differently, as follows: Bill black, with the tip and u considerable por- 

 tion of the base of the lower mandible pale lilac-gray; line of bare skin running from rictus 

 to eye, palo lake-rod; iris scarlet lake, with a narrow ring of white next to pupil; outer side 

 of tarsus and under side of toes, black; inner side of tarsus and upper surface of toes gray- 

 ish white, tinged with bluish, especially on toes, the innermost of which was tinged with 

 salmon-color. 



