284 SYSTEMATIC ARRANGEMENT. 



GENUS C SOMATERIA (EIDER DUCK.) 



205. Somateria mollissima. Eider Duck. Straggler. 



206. ,, spectabilis. King Eider. Straggler. 



FAMILY XXXVI. MERGANSERIN^ (MERGANSERS). 



GENUS CI. MERGUS (MERGANSER). 



207 Mergus albellus. Smew. Wint. Vis. 



208 ,, cucullatus. Hooded Merganser. Straggler. 



209. ,, serrator. Red-breasted Merganser. Resident. 



210. ,, merganser. Goosander. Wint. Vis. 



FAMILY XXXVIL COLYMBTDIN^E (DIVERS). 



GENUS Oil. PODIOEPS (GREBE). 



211. Podiceps cristatus. Tippet Grebe. Resident. 



212. ,, rubricollis. Red-necked Grebe. Straggler. 



213. ,, cornutus. Horned Grebe. Straggler. 



214. auritus. Eared Grebe. Straggler. 



215. ,, minor. Little Grebe. Resident. 



GENUS CIII. COLYMBUS (DIVER). 



216. Colymbus septentrionalis. Red-throated 



Diver. Wint. Vis. 



217. Colymbus Arcticus. Black-throated Diver. Straggler. 



218. glacialis. Great Northern Diver. Wint. Vis. 



FAMILY XXXVIII. ALCAD^E (AUKS). 

 GENUS CIV. URIA (GUILLEMOT). 



219. Uria troile. Common Guillemot. Sum. Vis. 



220. lacrymans. Bridled Guillemot. Straggler. 



221. grylle. Black Guillemot. Sum. Vis. 



GENUS CV. MERGULUS (LITTLE AUK). 



222. Mergulus alle, Little Auk. Straggler. 



GENUS CVI. ALCA (AUK). 



223. Alca impennis. Great Auk. Straggler. 



224. torda. Razor-bill. Sum. Vis. 



GENUS CVII. FRATERCULA (PUFFIN). 



225. Fratercula Arctica (Puffin). Sum. Vis. 



FAMILY XXXIX. PELICANID^ (PELICANS). 



GENUS CVIII. PHALACRACORAX (CORMORANT). 



226. Phalacracorax carbo. Common Cormo- 



rant. Resident. 



227. Phalacracorax cristatus. Green Cormo- 



rant. Resident. 



