27. ANAS. 195 



N. Amer. i. p. 491 ( = A. boschas (f in clianging- plumage?), 



p. 49o ( = A. boschas X A. obscura?). 

 Auas auduboni, Bp. Comj). List, p. .'56, □. .374 (1838) ( = breweri). 

 Anas inoschato-budcbas, Rchnh. Sijn. Av., Nata tores, t. 84. f. 203 



(184.5). 

 Anas fusco-boschas, Rchnb. ibid. ff. 204-205 (1845). 

 Anas maxima, 6rosse, B. Jam. p. 399 (1847) ( = A. boschas X Cairina 



moschata) : Baird, B. N. Amer. p. 774 (1858) ; Sdat. P. Z. -S". 



1859, p. 369 (Mexico). 

 Chaulelasmiis streperus a. breweri, Bp. Compt. Rend, xliii. p. 650 



( = C. streperus X A. boschas!) (1856). 

 Anas boschas X Datihi acuta, Elliot, P. Z. S. 18-59, p. 437. 

 Anas boschas x Anas obscura, A. Newt. P. Z. S. 18(30, p. 337 ; 



Schlet/. Mus. P.-B., Anseres, p. 41, n. 31 (1866) ; Slade, Pr. U.S. 



Nat. Mus. vii. p. 66 (1884). 

 Anas boschas x A. crecca, Cromm. N. T. D.'ii. p. 293 (1865); 



Leverk. J.f. O. 1890, p. 227. 

 Anas boschas rf X Anas crecca 5 » Schlec/. Mus. P.-B., Anseres, 



p. 41, n. 30 (1866). 

 Anas boschas (domestica) x A. clvpeata, Tschusi, Zeitschr. ges. Orn. 



1885, p. .523. 

 ? Anas boscas $ x A. superciliosa J , White, Trans. N. Zeal. Inst. 



xviii. pp. 1.34, 135 (1885). 

 Anas [domestica] labradoria X Anas parva alba (?), Kemp. Mem. 



Hoc. Zool. Fr. iii. p. 109 (1890) ; Leverk. J.f. O. 1890, p. 227. 

 Anas boscas x A. strepera, W. L. Sclat. P. Z. S. 1891, p. 213. 

 Anas boscas c? X Mergus merganser $, Sc/diiter, Orn. Jahrb. ii. 



pp. 109, 110 (1891) ; Tschusi, ibid. pp. 170, 171. 

 Anas boschas x Anas americana, Elliot, Auk, 1892, p. 160. 

 Anas boscas x Chaulelasmus streperus, Pavesi, Bull. Soc. Veneto- 



Trent. di Sc. Nat. \. no. 3 (1893). 



Adult male. Head and upper half of the neck rich glossj- green ; 

 below that a narrow ring of white, not quite meeting behind; 

 mantle and scapulars grey, more or less tinted with brown and 

 minutely barred with brown ; middle of the back dark umber- 

 brown ; rump, upper and under tail-coverts deep velvety black ; 

 upper breast deep chestnut : lower breast, sides, and abdomen 

 greyish white, waved with narrow dark lines ; wings ash-brown ; 

 wing-speculum on the secondaries glossy purj^le-blue, margined 

 anteriorly and posteriorly by a black and a white band, the last 

 row of the coverts having a subterminal white band and the tip 

 black, and the secondaries having a subterminal black band and the 

 tip white ; tcrtials partly dark brown on the outer web ; under 

 wing-coverts and axilla ries white ; four middle tail-feathers black 

 and recurved, remainder of the tail-feathers pale grey in the middle, 

 edged with white : bill yellowish green, black at the tip ; under 

 mandible reddish yellow at the base ; irides brown ; legs and feet 

 reddish orange. Total length about 24 inches, wing 10-50-11-50, 

 tail 4-4, culmen 2-2, tarsus I'So. 



Adult female. General colour of the upper parts dark brown, each 

 feather having a brownish-buif margin ; the underparts are buflf 

 streaked with dark brown, except on the chin and throat, which 



VOL. xxvn. 



