248. 
249, 
200. 
Rol. 
252. 
253, 
254, 
255. 
256. 
257, 
258. 
259, 
260. 
261. 
262. 
263. 
264. 
265. 
266. 
267. 
268. 
269. 
270. 
CHECK 
Anas obscura Gmel. 
Black Mallard. 602. 
Chaulelasmus streperus (Linn.) Gray. 
Gadwall. 604. 
Dajila acuta (Linn.) Bp. 
Pintail. 605. 
Mareca americana (Gmel,) Steph. 
Bald-pate. 607. 
Spatula clypeata (Linn.) Boie. 
Shoveller. 608. 
Querquedula discors (Linn.) Steph. 
Blue-winged Teal. 609. 
Nettion carolinensis (Gmel.) Baird. 
Green-winged Teal. 612. 
Aix sponsa (Linn.) Boie. 
Wood Duck; Summer Duck. 613. 
Fulix marila (Linn.) Baird. 
Scaup Dock. 614. 
Fulix affinis (Byt.) Baird. 
Little Blackhead. 615. 
Fulix collaris (Donov.) Baird. 
Ring-billed Blackhead. 616. 
Aithyia vallisneria (Wils.) Boie. 
Canvas-back. 617. 
Aathyia americana (Kyt.) Bp. 
Redhead. 618, 
Clangula glaucium americana (Bp.) Ridgw. 
American Golden-eye. 620, 
Clangula albeola (Linn. ) Steph. 
Butterball; Bufflehead. 621. 
Harelda glacialis (Linn.) Leach. 
Long-tailed Duck; Old Squaw. 623. 
Somateria spectabilis (Linn.) Boie. 
King Eider. 629. 
Gdemia americana Sw. & Rich. 
American Scoter. 630. 
Melaneita velvetina (Cass.) Baird. 
American Velvet Scoter. 632. 
Erismatura rubida (Wils.) Bp. 
Ruddy Duck. 634. 
Mergus merganser americanus (Cass.) Ridgw. 
American Sheldrake. 636. 
Mergus serrator Linn. 
Red-breasted Sheldrake. 637. 
Lophodytes cucullatus (Linn.) Reich. 
Hooded Sheldrake. 638. 
LIST. 
583 
Oct. 17, 74; March 5, 79. 
March 28, 77. 
Feb. 27, 75; 20,77; March 5, 79. 
Oct. 3, 74; March 19, 77. 
April ae? 75; Mareh 4, 76; 27, 77; 
? 
April 18, Oct. 17, 74; April 20, 75; 
7,76; May 8, 76; April 20, 77; 
14, 78. 
April 20, 75. 
March 28, 77. 
April 7-23, 76; March 11, 77. 
March 23, 75; il, 77; 6, 79. 
March 2d, 75; 11, 77; 6, 79. 
March 30, 77. 
March 25, 75. 
March 23, Dec. 20, 75; 12-15, 76. 
March 25, 75; 6, 77; April 14, 78. 
Dec. 4, 1880. 
Dec. 11, 76; Licking Reservoir. 
Dec. 13, 76; Licking Reservoir. 
April 27, 73. 
March 19, Nov. 12, 77. 
Nov. 4, 78. 
Moreh 25, 75; 4, 76; 19, 77; Nov. 2, 
