XI 1 



LIST OF ILLUSTRATIONS. 



96. A centiped 



97. A scorpion . . 



98. The archaeopteryx . 



99. Conirostral bill of a canary . . 



100. Falcatee bill of a crossbill 



1 01. Fissirostral bill of swallow 



102. Fissirostral bill of a chimney swift 



103. Hooked and cered bill of a hawk 



104. Tenuirostral bill of a nuthatch 



105. Hind limb or leg and foot of a bird 

 106 Front limb or wing of a bird . . . 



107. Typical passerine foot 



108. Loggerhead shrikes 



109. Syndactyle foot of a picarian bird 

 no. Belted kingfisher . ... 

 III. Zygodactyle foot of a parrot 



112 Semipalmate foot of a plover 



113. Lobate foot of a coot . . 



114. Wood duck . .... 



115. Totipalmate foot of a pelican . 



116. Pelican 



117. Palmate foot of a tern 



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