428 ANATID^. 



id. J. f. O. 1865, p. 396 (Spitsbergen) ; A. Newt. J. f. O. 1867, 

 p. 210 ; Heugl. J.f. O. 1871, pp. 88, 98, 101, 105 (W. Spitsbergen) ; 

 id. Peterm. Geogr. Mitth. 1871, pp. 59, 65; Heugl. Reis. n. d. 

 Nordpolarmeer, i. p. 103, iii. p. 137 (1874). 



For America (Somateria borealis). 



Great Black and White Duck, m^v. Nat. Hist, of B. i. p. 98, pi. 98 

 (1750) (Greenland). 



Anas magna nigra & alba, Edw. op. cit. p. 128, n. 98 (1750). 



Anas mollissima, part., Sabine, Tr. Linn. 8oc. xii. 2, p. 554, pi. 30. 

 ff. 1, 2 (trachea) (1818) (Greenland). 



Platypus borealis, Brehm, Lehrh. eur. Vog. p. 813 (1824) (Coasts of 

 Baffin's Bay and Davis's Strait) ; id. Ornis, i. p. 38 (1824) ; id. 

 Isis, 1826, p. 995 (Iceland). 



Platypus leisleri, Brehm, Ornis, i. p. 28 (1824) (Greenland); cf. 

 Bull. Sc. Nat. X. p. 151 (1827) ; Less. Compl. de Buff., Ois. ix. 

 p. 633 (1837) ; id. op. cit. 2nd ed. p. 720 (1838). 



Somateria borealis, Brehm, Isis, 1830, p. 998, n. 7 ; id. Vog. 

 Deutschl. p. 896 (1831); id. Namnannia, 1855, p. 299; Allen, 

 Auk, 1893, p. 123. 



Somateria leisleri, Brehm, Isis, 1830, p. 998, n. 8 ; id. Vog. Deutschl. 

 p. 896 (Greenland) (1831) ; id. Naumannia, 1855, p. 299 ; id. 

 Vogelf. p. 388 (18,55). 



Somateria planifrons, Brehm, Isis, 1830, p. 998, n. 9 ; id. Vog. 

 Deutschl. p. 897 (Greenland) (1831) ; id. Naumannia, 1855, 

 p. 299; id. Vogelf. p. 388 (1855). 



Somateria mollissima, Holbiill, EJrmjer's Naturhist. Tidskr. iv. 

 p. 445(1843) (Greenland) ; id. Fauna Gronlands (Paulsen transl.) 

 p. 73 (1846) ; id. Orn. Beitr. Farm. Griinl. p. 69 (18.54) ; Baird, 

 B. N. Am. p. 809 (part.) (18.58) ; id. Cat. N.Am. B.n. 600 (part.) 

 (1859) ; Beinh. (nee Linn.) Ibis, 1861, p. 14 (Greenland); Blakist. 

 Ibis, 1863, p. 1.50 (Hudson's Bay) ; Baird, Ibis, 1867, p. 286 

 (part.); Broion, P. Z. S. 1868, p. 360; Harting, P. Z. S. 1871, 

 p. 118 (Baffin's Bay) ; Coues, Key N. Am. B. p. 293, n. 513 (part.) 

 (1872) ; Feild. P. Z. S. 1877, p. 29 (Norman-Lockyer I.) ; id. Ibis, 

 1877, p. 411 ; Kumlie7i,Btill. U.S. Nat. Mus. no. 15, p. 89 (Cum- 

 berland Gulf) (1879); Bidgw. Pr. U.S. Nat. Mus. iii. p. 204 

 (1880); id. Nom. N. Am. B. n. 627 (1881); Coues, Check-list, 

 2nd ed. p. 16, n. 733 (1882) ; id. Key N. Am. B. 2nd ed. p. 710 

 (1884) ; B., B., ^- R. Water-B. N. Am. ii. p. 73 (1884) ; A. O. U. 

 Check-list N A. B. p. 122, n. 159 (part.) (1886). 



Somateria mollissima borealis, A. E. Brehm, Verz. Samml. eur. Vog. 

 p. 14 (1866) ; Ridgio. Man. N. Am. B. p. 109 (1887) ; A. 0. U. 

 Check-list N. Am. B., Supplement, p. 20, n. 159 (1889). 



Fuligula mollissima, part., Schleg. Mus. P.-B., Anseres, p. 14, spec. 2, 

 3, 7 (1866). 



Adult male. Upper part of the head deep velvety black, with a 

 line of white dividing the centre of the crown from the level of the 

 eye to the nape ; nape and hinder part of the auricular region 

 covered with stiff feathers of a pale sea-green ; cheeks, neck, 

 back, and scapulars white ; lower part of the centre of the 

 back, rump, and upper tail-coverts black ; throat white, gradually 

 shading into yellowish buff on the lower part of the fore-neck and 

 upper breast ; rest of the under surface of the body black, with a 



