Xii LIST OF ILLUSTRATIONS. 



FIG. PAGE 



96. A centiped 233 



97. A scorpion 237 



98. The archaeopteryx 254 



99. Conirostral bill of a canary 262 



100. Falcatee bill of a crossbill 262 



101. Fissirostral bill of swallow ^ . . . . 263 



102. Fissirostral bill of a chimney swift 263 



103. Hooked and cered bill of a hawk 263 



104. Tenuirostral bill of a nuthatch . . 264 



105. Hind limb or leg and foot of a bird 265 



1 06 Front limb or wing of a bird *. . . .-270 



107. Typical passerine foot 307 



108. Loggerhead shrikes 309 



109. Syndactyle foot of a picarian bird 312 



no. Belted kingfisher 314 



in. Zygodactyle foot of a parrot 317 



112 Semipalmate foot of a plover 328 



113. Lobat-e foot of a coot 336 



114. Wood duck . . 341 



115. Totipalmate foot of a pelican 344 



1 1 6. Pelican 345 



117. Palmate foot of a tern 347 



