ANALYTICAL INDEX. 571 



Eallinaa - - The Rails proper - - ~ 483 

 -^ Gallinulinae - The Gallinules, or Moorhens - 485 



ORDEK VTI.— PALMIPEDES. 



Fam. I. Anatid^. — The Ducks . . . . _ 489 



Phoenicopterinae - The Flamingoes - - -491 



Plectropterinas - The Spur-ivinged Geese' - - 494 



Anserinse - - The True Geese - - - 496 



Cygninae - - The Sivans . . . . 499 



Anatinae - - The River Ducks - - - 503 



Fuligulinse - The Sea Ducks . - - - 5{)6 



Erismaturinte - The Spiny-tailed, Ducks - - 507 



Merginge - - The Mergansers - - - 509 



Fam. II. CoLTMBiD^. — The Divers - - - - - 512 



Colymbina) - The True Divers - - - 513 



Podicepirife - The Grebes . . . _ 5l(j 



Heliornina3 - The iSun-Grehes - - - 519 



Fam. III. Alcid^.— The Auks - 520 



Alcinas - - The Auks proper - - - 522 



Phaleridinffi - The Starakis - - - - 525 



Si)heniscina3 - The Penguins - - - - 527 



Urianinai - - The Guillemots - - - 530 



Fam. IV. Peocellarid^. — The Petrels . . . _ 532 



- Procellarinae - The Petrels proper - - - 533 



Diomedeinge - The Albatrosses - - - 536 



Fam. V. Pelecanid^.— The Pelicans .... 540 



Phaetoninse - The Tropic Birds - - - 542 



Ploteinae - - The Darters ... - 546 



Pelecaninse - The Pelicans proper - . - - 549 



Fam. VI. Laeid^.— The Gulls - 553 



Larina3 - - The Gulls proper - - - 555 



Ehynchopsince - The Skinnners - - - - 558 



SterninEe - - The Terns . . ^ . 562 



