CONTENTS. vii 



PAGB 



Family Haematopodidas, Oyster-Catchers . . . 432 



Recurvirostridse, Avosets . 436 



Tribe Tringeae, Sandpipers 440 



Sub-Family Totaninse, Stilts 451 



Family Paludicolae. Swamp Inhabiters 470 



Sub-Family Rallinas, Rails 470 



ORDER VI. NATATORES, SWIMMERS. 



Sub-Order Anseres 480 



Family Anatidse 480 



Sub-Family Cygninae, Swans 480 



Anserinae, Geese 481 



Anatinae, River-Ducks 487 



Fuligulinae, Sea-Ducks 503 



Merginas, Sheldrakes 525 



Family Sulidae, Gannets 532 



Graculidae, Cormorants 534 



Laridse, Gulls 537 



Sub-Family Lestridinae, Skua-Gulls 537 



Larinas, Gulls proper 539 



Sterninae, Terns 545 



Sub-Order Gavise 552 



Family Procellaridae, Petrels 552 



Colymbidae, Divers 555 



Sub-Family Colymbinae, Loons 555 



Podicipinae, Grebes 558 



Family Alcidae 564 



Sub-Family Alcinae, Auks 56 



Urinse, Guillemots 567 



