12 
*237. Bernicla, Steph. canadensis, L. Canada Goose. 
*238. “ Hutchinsii, Rich. Hutchin’s Goose. 
239. “ brenta, Steph. Brant. 
Subfamily AnatinjE. 
240. Anas, L. boschas, L Mallard. 
241. “ obscura, Gm. Black Duck. 
242. Dafila, Jenyns. acuta, L. Pin-tail Duck. 
243. Nettion, Kaup. caroliuensis, Gm. Green Winged Teal. 
244. Querquedula, Steph. discors, L. Blue Winged Teal. 
245. Spatula, Boie. clypeata, L. Shoveller. 
*246. Chaulelasmus, Gray, streperus, L. Gadwall. 
247. Mareca, Steph. americana, Gm. Widgeon. 
248. Aix, Boie, sponsa, L. Wood Duck. 
Sub-family Fuligulinjs. 
249. Funx, Sundevall. marila. Big Black-head. 
250. “ affinis, Eyton. Little Black head. 
251. “ collaris, Donovan. Ring-necked Duck. 
252. Atthya, Boie. americana. Bon. Red-head. 
253. “ vallisneria, Wils. Canvass-back. 
254. Bucephala, Baird, americana. Bon. Golden-eye. 
255. “ albeola, L. Buffle-head. 
f256. Histrionica, Less, torquatus. Bon. Harlequin Duck. 
*257. Harelda, Leach, glacialis, L. Long-tailed Duck. 
*258. Melanetta, Baird, velveiina, Cassin. Velvet Duck. 
*259. SoMATERiA, Leach, spectabilis, L. King Duck. 
Subfamily Erismaturin^. 
*260. Erismatura, Bon. rubida, Wils. Ruddy Duck. 
Subfamily Mergin.e. 
261. Mergus, L. americanus, Cassin. Goosander. 
262. “ serrator, L. Red-breasted Merganser. 
263 LornoDiTES, Rich, cuculatus, L. Hooded Merganser. 
Sub Order B. GAVLE. 
* Family LARIDAl. 
Sub-family LARiNi®. 
*264. Larus, L. leucopterus, Faber. White-winged Gull. 
*265. “ maiinus, L. Great Black -backed Gull. 
266. “ argentatus, Brunn. Herring Gull. 
