INDEX TO THE GENERA. 



[The figures refer to the number of the first species of each genus in the catalogue, and not to the page. J 



A. 



Accipiter 431 



Actodromas 533 



iEclimopliorus 729 



./Egialitis 517 



.23giothus ... 178 



^salon 416 



.Ethyia 617 



Agelseus , .. 261 



Aix 613 



Ajaja 505 



Alauda .'. 299 



Alca 741 



Alle j 752 



Aluco 394 



Amazilia 345 



Ammodromus 201 



Ampelis - 150 



Amphispiza 224 



Anas 601 



Anorthura 65 



Anous 695 



Anser 593 



Antenor ..- 434 



Authus 71 



Antrostomus 353 



Aphelocoma 291 



Aphriza 511 



Aquila 449 



Aramus.... .................... 581 



Archibuteo 447 



Ardea 486 



Ardetta. 498 



Arquatella 530 



Asio 395 



Astragalinns 181 



Astur 433 



Asturina 445 



Atthis 342 



Auriparus 50 



B. 



Bartramia 555 



Basilouterus 133 



Basilinna 347 



Bernicla 594 



Bonasa 473 



Botaurus 497 



Brachyrhamphus 755 j 



Bubo 405 



Budytes 70 



Buteo 435 



Butorides 494 



C. 



Calaniospiza 256 



Calidris 542 



Callipepla 484 



Calothorax 344 



Calypte 337 



Campephilns 359 



Camptolaimus 624 



Campylorhynchus 56 



Canace 471 



Caprimulgus 354 



Cardellina 131 



Cardinalls 242 



Carpodacus 158 



Catharista 455 



Cathartes 454 



Catherpes 59 



Centrocercus 479 



Centronyx 191 



Centrophanes 187 



Centurus 372 



Ceratorhina 746 



Certhia 55 



Certhiola 159 



Ceryle 382 



Chastura 351 



Champa 35 



Chamsepelia ■ 465 



Cliaradriua 514 



Chaulelasmus 604 



Chen 590 



Chondestes 204 



Chordeiles 357 



Chrysomitris 184 



91 



