BIRDS. PALMIPEDES. 55. Anas. 71 



neck glossy greenish-black : lower-part of the neck, winv-coverts, 

 and parts underneath white: sides with dusky undulate lines: 

 lower-part of the back and rump grey. 



256. M. Castor. Creifed, grey : head and upper-part of 

 the neck ferruginous : chin, ends of the middle quill- 

 feathers and beiiy white. 



Dun Diver, Br. ZooL t. 92. Lewin t. 233. Donovan t. 65. 



Length 27 inches : extent 35 : weight near 3 pounds. 



Bill orange, with a black nail : iris purplish : chin and throat 

 whitish : breaft and lower-part of the neck before grey-buff; 

 greater quills black : legs orange. 



257. M. Senator. Crest of the male pendent : head and 

 upper parts of the neck and back glossy-bJack : neck 

 with a white collar : breast ferruginous mixed with; 

 black : rump with grey and brown s Teaks. 



Red-breasted Merganfer. Br. ZooL t. 93. Lewin t. 234. 



Length 21 inches: extent 28 : weight near 2 pounds. 



Bill and legs dull orange : iris red : lower-part of the neck white 

 forming a collar : lower-part of the back, tail-coverls and vent grey 

 with dusky undulate lines : fcapulars and wing-coverts mixed black 

 and white: belly white. Female hardly crested: the head and 

 upper-part of the neck dull rufous : back and fcapulars dark grey. 



^58. Mi Albellus. Crest pendent : hind-head, upper-part 

 of the back: and temples black : body white: wings 

 black and white. Female, head hardly crested, 

 tawny-grey: across the eyes a black band, under 

 which is a white spot. 



Smew, White Nun. Lewin t. 235. Walcot t. 82. 



2. Head and upper-part of the neck ferruginous : cheeks without 

 the oval black fpot : above grey-brown, beneath and chiu white j 

 wings with a white fpot before and behind. 

 Minute Merganfer. Lewin t. 236. Donovan t. 52, 



Length 18 inches : extent 26 : weight 2 pounds. 



Bill black : nape under the crest with an oblong black mark : on 

 the lower-part of the neck 2 black stripes pointing forwaids : tail 

 grey tipt with black : legs lead-colour. Female, bill lead-colour 5 

 breast clouded with grey, back dusky mixed with grey. 



55. ANAS. Duck. 



259. A. Cygnus. Bill semicylindrical, black: cere yel- 

 low : body pure white. 



Wild Swan. Br. Zool.fol. 149.*. addend. Edw. t. 150. Walcot t. 55. 

 Length 4 feet 10 : extent 7 feet 3 : weight 13-16 pounds, 

 Bill between 4 and 5 inches long, black at the end, vellow towards 



the bafe, and bare of feathers up to the eyes : iris yellow : plumage 



with a few grey or rusty marks in the young birds : legs black : 



ribs only 1 1 . 



260. A. Olor. Bill red, black at the nail and sides, with 

 a black fleshy tubercle at the base : body pure white. 



Tame Swan. Br. Zool.fol. 149. t. add. Walcot t. 56. Edw. t. 150. 



Much larger than the last : plumage cinereous till the fecond year* 

 legs dusky : ribs 12. 



261. A. rujicollis. Bill dusky with a black nail: above 

 black, beneath white : neck rufous, with a longitu- 

 dinal white stripe each side : before the eyes an oyal 

 white spot. 



Red-breasted Goofe. Pall, spic, vi. p. 21. tab. 4. 



