LIST OF ILLUSTRATIONS XIX 



FIG. I'A"K 



205. Syrinx of Balaniceps, arranged to display Pessulus and Mcin- 



brana Tympaniforinis (after Beddard) . . ... 434 



206. Windpipe of Platalea, ajaja (after Garrod) .... 430 



207. Intestines of Platalea leucorodia (after Mitchell) . . . 437 



208. Intestines of Ciconia nigra (after Mitchell) .... 437 



209. Syrinx of Phcenicopterus (after Weldori) 440 



210. Intestines of Fulmarus glacial-is (after Mitchell) . . . 446 



211. Skull of Diomcdea exulans (after Huxley) . .... 449 



212. Skull of Procellaria gigantea (after Huxley) .... 449 



213. Caeca of Chauna chavaria (after Beddard) ..... 4f>3 



214. Windpipe of Palamedea '(after Beddard and Mitchell) . . 454 



215. Skull of Chauna derbiana. Ventral Aspect (after Garrod) . 455 

 21(5. Mouth of Biziura lobata (after Forbes) . . . . . 458 



217. Biceps of Femoris of Duck (Bi), to show its Relations to Gas- 



trocneinius (after Weldon) ....... 400 



218. Windpipe of Sarcidiornis melanota <? (after Garrod) . . 461 



219. Same of S. inclanota ? (after Garrod) ..... 461 



220. Same of Rhodonessa caruorjhyllacea ? (after Garrod) . . 46.1 



221. Syrinx of R. carijophyllacea $ (after Garrod) . . . 462 



222. Windpipe of Metopiana peposaca $ (after Garrod) . . . 463 



223. Syrinx of Biziura S (after Forbes) 464 



224. Skull of Qiu-rqucdula crecca. Lateral View (after Huxley) . 467 



225. Ventral View of Same 467 



226. Tensores Patagii of Polyboroidcs (after Beddard) . . . 472 



227. Tensores Patagii of Serpentarius (after Beddard) . . . 480 



228. Skull of Serpentarius (after Huxley) 481 



229. Windpipe of Condor (after Beddard) 483 



230. Skull of Cathartes aura (after Huxleij) 483 



231. Cseca of Calodromas elegans (after Beddard) . . . . 488 



232. Cseca of Nothura macidosa (after Beddard) .... 488 



233. Skull of Tinau<srobust'us (after Huxley) 490 



234. Tongue and Windpipe of Rhea Darwini (after Gadow) . . 505 



235. Syrinx of Aptcryx Mantelli. Front View (after Forbes) . . 507 



236. The same, from behind .... . . 507 



237. Syrinx of Rhca americana. Front View (after For bes) . . 508 



238. The same, from behind ... .... 508 



239. Sj-rinx of Casuarius galeatus. Front View (after Forbes) . . 509 



240. The same, from behind 509 



241. Tracheal Pouch of Emu cut open (after Mitrie) . . . . 510 



242. Sternum of Rhea (a fter Mivart) 512 



243. Pelvis of Rhca (after Mivart) . . . . 513 



