ILLUSTRATIONS XIX 



Fig. 73. NEST AND EGGS OF BROWN-BREASTED PYGMY GROSBEAK 238 



74. NEST AND EGGS OF CHESTNUT-BELLIED SEED-EATER 240 



75. NEST OF THE BLUE HONEY CREEPER 242 



76. NEST OF MORICHE ORIOLE 244 



77. YOUNG GREY-BACKED TRUMPETERS. Color Plate, facing 247 



78. YOUNG TRUMPETERS FOUR DAYS OLD 248 



79. YOUNG TRUMPETERS Two MONTHS OLD 250 



80. ROUNDED WING AND DEGENERATE TAIL OF TINAMOU 254 



81. ROUGH TARSUS OF TINAMUS 256 



82. SMOOTH TARSUS OF CRYPTERUS 257 



83. NESTING SITE OF GUIANA GREAT TINAMOU 260 



84. NEST AND EGGS OF GUIANA GREAT TINAMOU 262 



85. PATCHES OF BETE ROUGE ON HEAD OF GREAT TINAMOU 264 



86. EGG OF PILEATED TINAMOU 266 



87. EGG OF VARIEGATED TINAMOU 270 



88. THE OPEN CLEARING OF KALACOON COMPOUND 272 



89. FAWN OF SMALL GREY DEER 274 



90. YOUNG CAICA PARROTS 275 



91. CASHEW TREES NEAR KALACOON 276 



92. GIANT MARINE TOAD 278 



93. CATERPILLAR OF SPHINX MOTH 280 



94. MOLE CRICKET AND YOUNG 281 



95. TUBFUL OF NEWLY-HATCHED ALLIGATORS 284 



96. YOUNG ALLIGATORS MOUNTED FOR SALE 286 



97. GUIANA ALLIGATORS ONE DAY OLD 288 



98. DlASTATAXY OF THE WlNG OF THE YoUNG JACANA 298 



99. CLAWS OF THREE-DAY-OLD JACANA CHICK, SHOWING 



CURVATURE 302 



100. CHART OF RELATIONSHIP BETWEEN LEG, BODY AND 



WING OF THE GROWING JACANA 304 



101. DIAGRAM_ ONTOGENETIC VARIATIONS, WING OF JACANA 306 

 " 102. ANI EMBRYO, SHOWING PIGMENTATION OF FEMORAL 



TRACT 308 



103. PTERYLOSIS OF ANI 309 



" 104. WING KNOBS OF THE ANI 310 



" 105. DEVELOPMENT OF THE THIRD DIGIT OF THE ANI 312 



" 106. DIAGRAM, ONTOGENETIC VARIATIONS OF WING IN ANI 316 



" 107. OSSIFICATION OF THE TIBIO-TARSUS OF THE ANI 318 



108. DEVELOPMENT OF THE BILL OF THE ANI *' 320 



" 109. EMBRYO OF THE DUSKY NIGHTHAWK 322 



" 110. PTERYLOSIS OF HEAD OF EMBRYO DUSKY NIGHTHAWK 323 



" 111. DEVELOPMENT OF BILL OF THE DUSKY NIGHTHAWK 324 



112. GREY-BREASTED MARTIN THREE DAYS OLD 332 



113. NESTING Box OF THE GREY-BREASTED MARTIN 334 



114. DIAGRAM OF WING DEVELOPMENT OF THE HOATZIN 343 



" 115. DIAGRAM OF WING DEVELOPMENT OF TRUMPETER 344 



