Vlll TABLE OF CONTENTS. 



PART II. 



ARTHROPODA EXCLUSIVE OF INSECTS AND CRUSTACEANS. 



CHAPTER PAGE 



XVIII. Near relatives of insects . . . . . . . .'231 



XIX. Key to families of spiders . . . . . . . 246 



PART III. 



BIRDS. 



XX. General suggestions for field work on birds 249 



XXI. Introduction to birds 252 



XXII. Physical features of birds . . . ... . 262 



XXIII. Migrations and nesting habits . \- .,. . 274 



XXIV. Food of nestling birds . . .... . . . . 287 



XXV. Nervous system and special functions . . 296 



XXVI. Passeres .... 307 



XXVII. Picariae . V'.Y. . . . . . '*. . . .- . 312 



XXVIII. Psittaci . .... . . . . . . . -/. 316 



XXIX. Raptores , 318 



XXX. Columbae . . . . . . . . . . . . . . 320 



XXXL Gallinae . . .' , . . '. . . . . . . . . 322 



XXXIL Limicolae. . . . . .. '. ". '"'; '. , . . ; .. . . 327 



XXXIII. Herodiones. . ...;...!.. \ .', 331 



XXXIV. Alectorides . . . ,"/ . ^ . . , , .\ . 334 



XXXV. Lamellirostres . . . . .... . . . . 337 



XXXVL Steganopodes. . } . . . . . . . ... 343 



XXXVII. Longipennes 347 



XXXVIII. Pygopodes . .. . ....... . '. : . 350 



INDEX . .... . . ": . . . " . , . . . 357 



