20 Cincinnati Society of Natural History. 



234. Fdligula collaris, Bonaparte. — Ring-necked Duck. — Migiaut 

 in March and November. Rather common. 



235. FuLiGULA FERiNA, vcir. AMERICANA, Coues. — Jiecl-hcaded Duck : 

 American Pochard. — A rare migrant. 



236. FuLiGULA VALLiSNERiA, Stephens. — Canva.^-bnck Duck. — Mi- 

 grant. Rare. 



237. BucEPHALA CLANGULA, Coucs. — Golden-cye Duck. — An uncom- 

 mon migrant. 



238. BuCEPHALA ALBEOLA, Baird. — Dipper Duck; Butter-hall. — A 

 common spring and fall migrant. 



239. CEdemia fusca, Fleming. — Velvet Duck ; White-winded Sco- 

 ter. — Franklin Co., Ind. "Numerous in winter." — llaymondl. c. 



240. Erismatura rdbida, Bonaparte. — Ruddy Duck. — An uncom- 

 mon spring and fall migrant. 



241. Mergus merganser, Linnaeus. — Shell-drake ; Goosander. — A ' 

 rare migrant. 



242. Mergus serrator, Linn;tus. — Red-breasted 3Ierganser. — Rare, 

 migrant. 



243. Mergus oucullatus, LinnsBus. — Hooded Ilerganser. — A com- 

 mon migrant. 



Order Steganopodes: Pelicans, Cormorants, etc. 

 Family Pelecanid^: Pelicans. 



244. Pelecanus trachyrhynchus, Latham. — White Pelican. — Occa- 

 sional migi-mt on the Ohio. 



Family Phalacrocoracid^: Cormorants. 



245. Graculus dilophus, var. ■ floridanus, Coues. — Florida Cor- 

 morant. — Rare migrant. Bred abundantly at St. Maiy's Reservoir as 

 late as 1867, since when it has rapidl}" diminished in numbers, and is 

 now comparative!}' rare (Dury). 



Order Longipennes : Gulls, Terns, and Petrels. 

 Family Larid.e : Gulls, Terns, etc. 



246. Larus argentatus, var. smithsonianus, Coues, — Herring Gull. 

 — Irregular visitant in fall, winter and spring. 



247. Larus delawarensis, Ord. — Ring-billed Gull. — One specimen 

 (Cuvier Ccuh Coll.) 



248. Larus Philadelphia, Gray. — lionaparte s Gull. — An irregular 



