LIST OF ILLUSTRATIONS. Ixxxix 



Fig. , Page 



197. Head of Lamprospiza charmesi — to illustrate the form of the 



bill 543 



108. Head of Cissopsis leveriana — to show the foi-m of the bill ... 545 



199. Head of Schistochlamys atra — to show the shape of the bill... 546 



200. Head of Osttnops decumanus — to show the form of the bill, 



position of the nostrils, and the coronal crest 548 



201. Head of Oacicus cela — to illustrate the form of the bill, 



position of the nostrils, and the small coronal crest 554 



202. Head and neck of Cassidix oryzivora — to show the flattened 



culmen, position of nostrils, and the elongated feathers on 

 the sides of the neck ■. 559 



203. Head and tail of Dolichonya; oryzivorus — to show the shape 



of the bill and nostrils and the tail-feathers, which are incised 



at the tips on the inner webs 561 



204. Head of Molothrus atroniteng — to show the form of the bill 



and the position of the nostrils 563 



205. Head of Chrysomus icterocepJialus — to show the form of the 



bill and the position of the nostrils 565 



206. Head of Leistes militaris — to show the shape of the biU and 



position of the nostrils 568 



207. Head of Sturnella magna praticola — to illustiute the shape of 



the bill, with its flattened culmen, and position of the 

 nostrils 571 



208. Head of Qymnomysiax mexicanus — to show the form of the 



bill, position of the nostrils, and the bare face 574 



209. Head of Icterus xanihornus — to show the shape of the bill 



and position of the nostrils 575 



210. Head and tail of Melanopsar cJirysocephalus- — to show the 



long and attenuated bUl, position of the nostrils, and the 

 rounded and graduated tail £78 



211. Head of JEuopsar croconotus — to illustrate the form of the bill, 



position of nostrils, and the long and lanceolated feathers on 

 the throat and fore-neck 581 



212. Head of Lampropsar guianensis — to show the shape of the bill, 



position of the nostrils, and the velvet-like tuft of feathers 

 behind the nostrils 583 



213. Head of Holoquiscalus luguhris — to show the form of the bill 



and the shape and position of the nostrils 584 



214. Head of Cyanocorax cayanus — to show the shape of the bill, 



position of the nostrils, and the stiffened feathers on the 

 fore-part of the head 586 



