XVI 



LIST OF ILLUSTRATIONS 



FIO. J'AGE 



1025. Development of feather . ... 383 



1026. Coluniba livia, pterylosis . • ^^^ 



1027. „ „ bones of trunk .... 386 



1028. „ „ cervical vertebra • • • 386 



1029. „ ^,, sacrum of nestling . . ■ 387 



1030. „ „ skull of young specimen ■ • 388 



1031. Diagram of Bird's skull • • • -389 



1032. Columba livia, hyoid apparatus • 390 



1033. ,, ,, columella auris . .... • 390 

 10.34. ,, ,, bones of left wing . . • 391 



1035. ,, ,, manus of nestling . 392 



1036. „ „ innominate of nestling . . . 392 

 10.37. „ „ bones of hind-limb 393 



1038. ,, „ foot of embryo . . . . 393 



1039. ,, ,, muscles of wing . . . 395 



1040. ,, „ dissection from right side . . 396 



1041. „ ,, lungs and trachea . . 398 



1042. Diagram of air-sacs of a Bird ... . 399 



1043. Columba livia, heart ... 400 



1044. ,, ,, vascular system . 402 



1045. ,, ,, brain .... .404 



1046. ,, ,, dissections of brain . . 405 



1047. ,, ,, e3'e . 406 



1048. ,, ,, auditory organ . 406 



1049. ,, ,, urinogenital organs, male . . 407 



1050. ,, „ „ ,, female . 407 



1051. Apteryx australis . 411 



1052. ,, ,, skeleton . . . . . 412 



1053. Hesperornis regalis ,, . . 413 



1054. Ichthyornis victor ,, . . 414 



1055. Eudyptes antipodum . ... 415 



1056. Archseopteryx lithographica . . . 418 



1057. ,, ,, skull . 419 



1058. ,, ,, manus . 419 



1059. Opisthcomus and Apteryx, wings- . 421 



1060. Gypaetus and Ardea, pterylosis . . 422 



1061. Casuarius, feather .... . ... 423 



1062. Gallus, Turdus, Vultur, Procellaria, and Casuarius, sterna . 425 



1063. Eudyptes pachyrhynohus, skeleton . . . 426 



1064. Apteryx mantelli, skull of young specimen, side view 427 



1065. ,, ,, ,, ,, ,, dorsal view . 428 



1066. Anas boschas, skull . . 429 

 1067- Ara ararauna, ,, . . . 429 



1068. Apteryx mantelli, shoulder-girdle . 430 



1069. Dinornis robustus, skeleton . . 431 



1070. Sterna wilsoni, fore-limb of embryo . . 432 



1071. JApteryx australis, left innominate . 432 



1072. Gallus bankiva, innominate of embryo ... . 433 



