IJST oF IT.I.rsTUATIuN'S. xll 



Fig-. Pag-e 



54. Head of Ilarpagus lidenfolus — to show the two teeth in tlie 



upper mandible 272 



55. Head of FaJco fi(Sco-C(prtilescens — to show the single tooth on 



the edge of the upper mandible 275 



56. l^eai(!i oi Buho scotinus — to show the large ear-tufts 284 



57. Foot of ,, ,, — to illustrate the form of the foot and 



the fourtli toe, which is reversible 2S5 



58. Head of Ara macao — to show the large and powerful bill and 



almost naked face 207 



59. Foot of Ara macao — to illustrate the peculiar form of the 



foot 297 



GO. Head of Pi/vrhvra 2)icta — to show the squamated appearance 



on the sides of the face 312 



61. Tail of Pyrrliura picta — to illustrate its graduated form 812 



62. Head of Deropfyvs accipHrinvs — to illustrate the nape-frill ... 333 



63. Tail of Pionopsifta caica — to show the nearly square tail with 



its pointed feathers 335 



64. Head of Steatornis caripensis — to show the form of the bill 



and the long rictal bristles 341 



65. Foot of Steatornis caripensis — to illustrate the long toes and 



sharply curved claws 341 



66. Head and tail of Dorj/fcra joliannce — to show the form of the 



bill and the shape of the tail 37S 



67. Head and tail of Threnetes levci/n/s — to illustrate the slightly 



arched bill and the pointed tail-feathers 379 



68. Head and tail of Ghiucis Itirstita — to show the arched bill and 



rounded tail 381 



69. Head and tail of Pliaetlwrnis lonr/iiemareas — to show the 



wedge-shaped tail and tlie curved bill 382 



70. Head and tail of Campylopterxis largipennis — to show the form 



of the bill and the rounded tail with its broad feathers 389 



71. Wing of Campylopfervs longipennis — to illustrate the shape 



of the wing and the enlarged shafts of the outer primaries 



of the male 380 



72. Head and tail of Flnrixin/a mrJIivora — to show the form of the 



bill, the shajie of the tail, and the long upper tiiil -coverts ... 392 



73. Head and tail of Mrhinotrochilus fusciis — to illu.strate the 



shape f>f tlie bill, the slightly emarginated tail, and the 



shorter up]jer tail-coverts 39 I 



71. Head and tail of A(/i/ytriua leacoijaHlvr — to sliow tlie straight 



bill and tlie emarginated tail 395 



7.">. Head and tail of Haxtccrotien cuprrlcainJa — to show thi' lorni 



of the bill and the shape of the tail 398 



76. Head and tail of Ifi/lorJiaris napphlrliia — to illustrate the 



straight bill and rounded t.iil 390 



