SYSTEMATIC INDEX. xiii 



PAGE. 



Order ANSERIFORMES— SCEEAMEES, SWANS, GEESE, &c.—Contd. 



Subfamily ANSEEiNiE. — The Geese ... ... ... 313 



Genus Chen, or Snow Geese ... ... ... . 313 



Chen hyperboreus. — Lesser Snow Goose ... ... 314 



,, nivalis. — Greater Snow Goose ... ... 455 



Genus Anser, or Typical Geese .. . ■ ... 316 



Anser segetum. — Bean Goose ... ... .■ 317 



,, brachyrhynchus. — Pink-footed Goose ... ... 320 



,, cinereus. — Grey Lag Goose ... ... ... 322 



,, albifrons. — White-fronted Goose ... ... 325 



,, erythropus. — Lesser White-fronted Goose ... 327 



Genus Bbanta, or Brent Geese ... ... ... 329 



Branta bernicla. — Brent Goose ... ... ... 330 



,, glaucogaster. — White-bellied Brent Goose ... 333 



,, leucopsis ^Bernaele Goose ... ... 334 



,, ruficoUis. — Eed-breasted Goose ... ... 337 



Subfamily ANATiNiE. — The Sheldrakes and Non-diving Ducks 339 



Genus Tadobna, or Sheldrakes . . ... ... 340 



Tadoraa cornuta. — Common Sheldrake ... ... 341 



Genus Casaeca, or Euddy Sheldrakes ... ... ... 344 



Casarca rutila. — Euddy Sheldrake ... ... ... 345 



Genus Chaulelasmus, or Gadwalls ... ... ... 349 



Chaulelasmus streperus. — Gadwall ... ... 350 



Genus Dafila, or Pintails ... ... ... ... 353 



Dafila acuta — Pintail Duck ... ... ... 354 



Genus Maeeca, or Wigeons ... ... ... ... 357 



Mareca penelope — Wigeon ... ... ... 358 



,, americana— American Wigeon ... ... 361 



Genus Nettion, or Teals ... ... ... ... 363 



Nettion crecca — Common Teal ... ... ... 364 



,, carolinense — American Teal ... ... 367 



Genus Queequedula, or Garganeys ... ... ... 369 



Querquedula circia— Garganey ... ... ... 370 



,, discors — Blue-winged Garganey ... 373 



Genus Spatula, or Shovelers ... ... ... 375 



Spatula clypeata — Shoveler ... ... ... 376 



Genus Anas, or Typical Ducks ... ... ... 379 



Anas boschas — Mallard ... ... ... ... 380 



Subfamily Puligulin.e. — The Diving Ducks and Eidees ... 383 



Genus Netta, or Eed-crested Pochards ... ... 383 



Netta rufina— Eed-crested Pochard ... ... 384 



Genus Nyeoca, or Pochards ... ... ... ... 387 



Nyroca africana — White-eyed Pochard ... ... 388 



,, ferina — Pochard ... ... ... ... 391 



Genus Fuligula, or Scaups and Tufted Ducks ... 394 



Euligula marila — Scaup ... ... ... ... 395 



cristata— Tufted Duck ... ... ... 398 



,, collaris — Eing-necked Duck ... ... 401 



