428 



THE DIVING BIRDS — PYGOPODES. 



Colymbus Holbcellii. 



THE AMERICAN REDNECKED GREBE. 



Podiceps rubricottis, "Lath." Bonap. Synop. 1828, 417. — Sw. i Rich. F. B. A. II. 1881, 411.— 



Ni ir. Man. II. 1834, 253. Aud. Orn. Biog. III. 1835, 617, pi. 298; Synop. 1S39, 357 ; 



B. Am. VII. 1844, 312, pi. 480. 

 Podiccps rubrical/is major, Temm. & Schleg. Faun. .rap. 1S49, pi. 78, B (not Colymbus major, 



Bodd. 1783). 

 Podiccps griscigcna, "BODD." Lawb. in Baird'a I!. N. Am. 1858, 892. — Baird, Cat. N.Am. 1!. 



1859 702. 



Podiccps Holbcellii, L'kinii. Vid. Meddel. is;,:',, 76 ; [Ins, 1861, 14 (Greenland). — Coites, Pr. Ac. Nat. 



Sri. Philad. 1862, 231. Ridow. Nom. N T . Am. 1',. 1881, mi. 731. 

 Podiccps griseigena, var. HSlbolli, Coubs, Key, 1872, ■'•'■'•7 ; Check List, 1S73, no. G10 ; Biids N. W. 



1874, 730. 

 Podicipcs griseigena Eolbcelli, Coues, M Check List. ls,s-_», no. 847. 

 Pod irc/is Vooprri, I. auk. in Hand's 11. X. Am. lS.'.S, S93 (in ti'xt ; winter adult). 

 Podiccps subcristaius, Kirn,. Denkw. II. 1858, 313 (not of Jacq. 1784). 

 Podiccps affinis, Salvadori, Atti Soc. Ital. VIII. 1866, 45. 

 Podiccps cucullatus, Tacz. J. I'. 0. 1874, 336 (not of Pall. 1826). 



Had. North America in general, including Greenland; breeding far north, migrating south, 

 in winter, quite across the United Siatrs. Eastern Siberia, ami south to .Japan. 



Sp. Char. Ail oil, breeding-plumage: Pileum (including lores ami depressed occipital tuft) and 

 nape glossy dull black ; rest of the head light ash-gray, bordered above and below !>y whitish, 



this most distinct along the upper bor- 

 der, from the eyes hark ; mvk (except 



nape) rich rufous, abruptly defined above 



against the ashy of the throat, hut below 



gradually merging into the whitish of the 

 l,i, a i. Upper parts blackish dusky, the 

 feathers sometimes with paler margins; 

 secondaries chiefly white. Lower parts 

 grayish white, faintly spotted, except on 

 the abdomen, with dusky grayish ; sides 

 ami Hanks nearly uniform grayish. "Bill 

 brownish black, b right yellow at the base ; 

 iris carmine ; tarsi ami toes greenish black 

 externally, yellow on the inner side, the 

 edges of the lobes dusky" (Arm bon). 

 Winter plumage : Pileum dusky, the occi- 

 put wide, ul elongated feathers ; neck 

 smoky grayish brown, lighter in front, 

 uuskv on the nape; chin, throat, ami malar region whitish, otherwise as in the summer plu- 

 mage. Young: Pileum and sides of the head dusky, marked with several while stripes — one 



originating at the sides of the forehead, and passing over and behind the eye, another extending 

 from the eye backward over the auriculars, and another dividing the cheeks ; a short whitish 



Stripe on each side of the upper pari of the nape ; Fore part and sides of the neck light ferruginous. 



Otherwise as in the adult. 



Total length, about is. mi to 19.50 inches; extent, about 32.00; wing, 7.30 8.10 (average. 

 7.0")) ; culmen, 1.65-2.40 (2.02) ; depth of bill at base, .52-.60 (.57) ; tarsus, 2.25-2.60 (2.5:?) ; 

 outer toe, 2.50-3.05 (2.7C>). (Seventeen specimens.) 



The American Red necked Grebe is a counterpart of the European 0. grisegena 1 in plumage, 



Sumiwr adidt. 



1 See p. 126, footnote. 



