ROOM XIL 
1 23 
of the tarsus, or wholly wanting. Form of the 
bill various. 
Cases 25—42. Sandwich Tern ( Sterna 
Boysii), Tern (S. hirundo), Black Tern (S. 
nigra ]), Gull-billed Tern (S. Anglica) Lesser 
Tern (S. minuta), Glaucous Gull (Larus glaucus). 
Black-backed Gull (Z. marinas). Ivory-billed 
Gull (Z. eburneus), Common Gull (Z. canus ), 
Kittiwake (Z. tridactylus ), Black-headed Gull 
(Z. ridibundus), Skua Gull (Z. cataractes), Ful¬ 
mar Petrel (Procellaria glacialis), Stormy Petrel 
(P, pelagica), Leach’s Petrel (P. Leachii), Puffin 
(P. puJHnus ), Goose ( Anser ferns), Bernacle 
Goose (Anas leucopsis), Brent Goose (Anas Ber - 
meld). Red-breasted Goose (A rvficollis), Wild 
Swan (A cygnus ), Tame Swan (A. olor), Be¬ 
wick’s Swan (Cygnus Bemchii), Shieldrake (Anas 
tadorna), Wild Duck (A. boschas), Gadwall (A. 
strepera), Pintail (A. acuta), Wigeon (A. Pene¬ 
lope), Shoveller (4. clypeata), Garganey (Ac 
querquedula). Teal (/Z crecca), Eider Duck (Ac 
mollissimd), Scoter (A. nigra). Long-tailed Duck 
(A. glacialis). Scaup Duck (A. marila), Pochard 
(Acferind), Golden Eye (Ac clangula). Tufted 
Duck (Ac fuligula). Goosander (Mergus mer¬ 
ganser), Merganser (M. serrator). Smew (M. 
albellus), Cormorant (Pelicanus car bo), Shag (P. 
graculus), Gannet (Sula alba), Northern Diver 
(Colymbus glacialis), Black-throated Diver (C. 
arcticus), 
