CONTENTS 
OF 
VOLUME FOURTH. 
FAOF. 
Memoir of Wilson . . . . .17 
Chronological Table . .51 
NATATORES, or Swimming Birds Introduction . 55 
Anatid.® . . . . .60 
Bean Goose, A riser segeium . . 62 
Grey Lag Goose, A user fens . . ' . 68 
Pink-footed Goose, .laser brachyrhgnchus . 70 
White-fronted Goose 
Anser erythropvs. Plate I. . .75 
Bemicle Goose, Anser leucopsis . . .77 
Brent Goose, Anser brenta . . .80 
Red-breasted Goose, Anser ruficoUis . . 82 
Canada Goose, Anser Canadensis . . 84 
Egyptian Goose, Chenalopex Egyptiaca . . 87 
British Swans. Plate II.* . . .92 
Mute or Tame Swan. 
Cygnus olor. Plate II.* Fig. 2. . .92 
Hooper or Wild Swan. 
Cygnus ferns. Plato II.* Fig. 1. .94 
Bewick's Swan. 
Cygnus Bewichii. Plate II.* Fig. 4. . 96 
Polish Swan. 
Cygnus immutalnlis. Plate II.* Fig. 2. . 97 
Common Sheildrake. 
Tadorna Bdmiii. Plate II. . . .101 
Ruddy Sheildrake, Tadonta rutila . .104 
Common Wild Duck, Boschas f era . .106 
Common Teal , Boschas ci'ecca. Plate III. . 113 
Gargany Duck, Boschas cireia . . . 115 
