257. Fulix affinis (Eyt.) Baird. 
Little Blackhead. 615. 
258. Fulix collaris (Donor.) Baird. 
Ring-billed Blackhead. 616. 
259. FEtliyia vallisneria (Wils.) Boie. 
Canvas-back. 617. 
260. JEthyia americana (Eyt.) Bp. 
Redhead. 618. 
261. Clangula glaucium americana (Bp.) Ridgw. 
American Golden-eye. 620. 
262. Clangula albeola (Linn.) Steph. 
Butterball ; Bufflehead. 621. 
263. Harelda glacialis (Linn.) Leach. 
Long-tailed Duck ; Old Squaw. 623. 
264. Somaicria spcctabilis (Linn.) Boie. 
King Eider. 629. 
265. QEdemia americana Sw. & Rich. 
American Scoter. 630. 
266. Melanetta velvetina (Cass.) Baird. 
American Velvet Scoter. 632. 
267. Frismatura rubida (Wils.) Bp. 
Ruddy Duck. 634. 
268. Mergus merganser americanus (Cass.) Ridgw. 
American Sheldrake. 636. 
269. Mergus serrator Linn. 
Red-breasted Sheldrake. 637. 
270. Lophodyles aucullatus (Linn.) Reich. 
Hooded Sheldrake. 638. 
271. Pelecanus erytlirorliynckus Gruel. 
American White Pelican. 640. 
272. Phalacrocorax dilophus (Sw. & Rich.) Nutt. 
Double-crested Cormorant. 643. 
272 a. Phalacrocorax dilopus jloridanus (Aud.) Ridgw. 
Florida Cormorant. 643a. 
273. Pissa tridadyla (Linn.) Bp. 
Ivittiwake Gull. 658. 
274. Lancs leucopterus Faber. 
White-winged Gull. 661. 
-/ 
275. Lancs marimes Linm. 
Great Black-backed Gull. 663. 
276. Larus argentatus smithsonianus Coues. 
American Herring Gull. 666a. 
277. Larus delawarensis Ord. 
Ring-billed Gull. 669. 
Mar. 23, 75; 11, 77; 6, 79. 
Mar. 25, 75; 11, 77; 6, 79. 
Mar. 30, 77. 
Mar. 25, 75. 
Mar. 23, Dec. 20, 75 ; 12-15, 76. 
Mar. 25, 75 ; 6, 77 ; April 14, 78. 
Dec. 4, 1880. 
Dec. 11, 76; Licking Reservoir. 
Dec. 13, 76; Licking Reservoir. 
April 27, 73. 
Mar. 19, Nov. 12, 77. 
Nov. 4, 78. 
Mar. 25, 75; 4, 76; 19, 77; Nov. 2, 78. 
Oct. — , 61. 
April 1, 78; Licking Reservoir. 
Sejot. — , 61. 
Mar. 25, 73 ; April 22, 75 ; Mar. 30, 76 ; 2-30, 77 ; 
Mar. 3, 77. 
'. 4, 78. 
XXV 
