BIRDS — FCLIOULINAE — FULIX AFFINIS. 



ritl 



FULIX MAKILA, Bui id. 



Ui;; Black-head ; Scaup Duck. 



.Qnas marila. Link. Syst. Nat. I, 176C, 196.— Gm. 1, 1788, 509.— Wilson, Am. Orn. VIII, 1814, 84 ; pi. Ixix. 

 fultgii/o marila, Steph. Shaw's Gen. Zool. Birds XII, ii, 1824, 198.— .'Sw. F. Bor. Am. II, 1831, 45C.— Bon. List, 

 1838 — AuD. Birds Am. VII, 1843, 355 -, pi. 498.— Giraud, Birds L. Island, 1844, 321. {marila.) 

 Etton, Men. Anat. 156. 

 .lylhya marila, BoN. List Birds Europe, 1842. 

 " .Inasfrenata, Sp.vrrmann, Mus. Carlos. 1786." (Female.) 

 JUarila frenala, Bonap. Comptcs Kcndus, XLIII, Sept. 1856. 

 Fuligula gei-neri, (Will.) Jardine, Brit. Birds, IV, 138 ; pi. v. 

 Scaup duck. Pennant, Latham. 

 Broad-bill; Blue-bill; Shuffltr ; VtLco. 

 Sp. Cu. — Head and neck all round, jugulum and shoulders, lower part of back, tail, and coverts black ; the liead with a gloss 

 of dark green on tlie sides. Rest of under parts white ; feathers on the lower part of belly and on tlio sides, tho long feathers 

 of the tianks, the interscapulum, and the scapulars, white, waved in zigzag transversely with black. Greater and middle wing 

 coverts similarly marked, but more finely and obscurely. Greater coverts towards the tip, and the tertinls, greenish black ; the 

 speculum is white, bordered behind by greenish black ; tho white extending across the whole central portion of the secondaries . 

 Outer primaries and tips of all brownish black ; inner ones pale gray ; the central line dusky. Axillars and middle of tho 

 inferior surface of the wing white. Bill blue ; the nail black. Legs plumbeous. 



Female with the head brown ; the region all round the base of the bill white ; the undulations of black and white on tho 

 feathers wanting, or but faintly indicated above. Length, 20 ; wing, 9 ; tarsus, 1.58 ; commissure, 2.16. 

 Hab. — Whole of North America and Europe. 



List of specimens. 



Caul. I Sex. 

 No. I 



2521 Q 

 1193 ; <J 

 6889 I cJ 



5136 j 



9867 



9863 



9£66 



»8b5 I (J 

 9519 



Locality. 



Carlisle, Pa 



Potomac rivur 



Selkirk Settlement, Bed river.. 



Indianola 



San Diego, Cal . . . 



San Francisco 



Bodega, Cal 



Fort Sleilacoom 



Siiiiiabnioo bay 



When col- 

 lected. 



Oct. 16,1845 

 Dec. — ,1&43 



Feb. 20,1655 



Feb. — , 1853 

 Jan. 20,1854 

 Nov.aS 



Wbeace obtained. 



S. F. Baird. 

 do 



D. Gunn , 



Capt. Pope 



Lieut. Trowbridge. 

 Lieut. Williiiinsun.. 

 Lieut. Trowbridge.. 



Gov. Stevens 



A. Campbell 



Orig'l 



No. 



20 



Collected by- 



A, CasBidy 



Dr. llecnnann. 

 T. A. Szabo.... 

 Dr. Suckley ... 

 Dr. Kennerly. . 



Length. 



Stretch 

 of wings. 



18.75 

 20.00 



18.00 



31.50 

 34.50 



Wing. 



i.75 

 1.00 



FULIX AFFINIS, Baird, 



Little Black>head ; Blue-bill. 



^nas marila, Forster, Phil. Trans. LXII, 1772, No. 44. (Not of Linn.) 



Fuligula marila, Avo. Orn. Biog. Ill, 1835, 226 : V, 1839, 614 ; pi. 229.— Is. Syn. 286.— Ib. Birds Amer. VI, 1843, 

 316 ; pi. 397. (Not of Stephens.) 



Fuligula affinis, Etton, Mon. Anat. 1838, 157. (N. Am. sp.)- Gosse, Birds Jamaica, 1847. 



Marila ajjinis, BoN. Comptes Rendus, XLIII, Sept. 1856. 



Fuligula mariloides. Vigors, Zool. Blossom, 1839, 31. (N. Am.) (Not of Yarrell, Brit. Birds.) 



Fuligula minor, Giradd, Birds L. Island, 1844, 323. 

 Sp. Ch.— Bill blue ; the nail black. Head, nccl» fore part of breast, and back anterior to the shoulder, lower part of back, 

 tail and its coverts, black; the head with violet purple rcnections changing occasionally to green. The belly and sides, with axillars, 

 and central portion of inner surfaces of wings, pure white. The lower part of the belly, near the anus, undulated finely with black 

 spots. The interscapular region and scapulars white, with transverse zigzag bands or lines of black, these lines much further apart 

 in the scapulars, which, consequently, arc whiter. Wings blackish ; the lesser and middle coverts sprinkled with grayish. The 



