LIST OF ILLUSTRATIVE FIGURES. 



Fig. 222. 

 223. 

 224. 

 225. 

 226. 

 227. 

 228. 

 229. 

 230. 

 231. 

 232. 

 233. 

 234. 

 235. 

 236". 

 237. 



238. 

 239. 

 240. 

 241. 

 242. 

 243. 

 244. 

 245. 

 24G. 

 247. 

 248. 

 249. 

 250. 

 251. 

 252. 

 253. 

 254. 

 255, 

 256. 

 257. 

 258. 

 259. 

 260. 

 261. 

 262. 

 263. 

 264. 

 265. 

 266. 

 267. 

 268. 

 269. 

 270. 

 271. 

 272. 

 273. 

 274. 

 275. 

 276. 

 277. 

 278, 



Head of White-headed Swallow-Kite. Reduced one thinl, page 



Head of Gyr Falcon, Falco Gyrfalco. Reduced one-third, 



Head of Peregrine Falcon, Falco peregrinus. Red, one-third. 



Foot of Peregrine Falcon. Reduced one-third, 



Heads of Merlin Falcon, Falco ^salon. Reduced one-third, 



Head of Female Kestrel, Falco Tinnunculus. Red. one-third. 



Heads of Sparrow Hawk, Accipiter Nisus. Reduced one-third, 



Foot of Sparrow Hawk. Reduced one-third, 



Head of Hen Harrier, Circus cyaneus. Female. Red. one-third, 



Head of Hen Harrier, Circus cyaneus. Male. Red. one-third. 



Foot of Hen Harrier. Reduced one-third. 



Head of Montagu's Harrier, Circus cineraceus. Red. one-third. 



Head of Marsh Harrier, Circus teruginosus. Red. one-third, 



Foot of Mottled Tufted-Owl, Asio Otus. Full size. 



Sternum of an Owl. Full size. 



Ears of Falcon, Day-Owl, Hooting-Owl, Tufted-Owl, and 



Screech-Owl. Reduced, . . . • 



Ear of Syrnia nyctea. Full size, 

 Head of Snowy Day-Owl, Syrnia nyctea. Reduced, 

 Foot of Bare-toed Day-owl, Syrnia psilodactyla. FuU size. 

 Head of Scops Owlet, Scops Aldrovandi. Half-size, 

 Ear of Great Eagle-Owl, Bubo maximus. 

 Head of Great Eagle-Owl. Reduced one-half, 

 Ear of Tawny Hooting-Owl, Ulula Aluco. Reduced one-half, 

 Head of Tawny Hooting-Owl. Reduced one-half, 

 Ear of Mottled Tufted-Owl, Asio Otus. Reduced one-half, 

 Head of Mottled Tufted- Owl. Reduced one-half. 

 Ear of European Screech-Owl, Strix flammea. Reduced one-half, 

 Foot of European Screech-Owl, 

 Wing of Great Cinereous Shrike, Lanius Excubitor. Reduced, 

 Head of Great Cinereous Shrike, 

 Head of Woodchat Shrike, Lanius Rutilus, . 

 Head of Red-backed Shrike, Lanius Collurio, 

 Head and Foot of Tyrannus crinitus. 

 Head of Spotted Grey Flycatcher, Muscicapa Grisola, 

 Foot of Spotted Grey Flycatcher, 

 Head of Spotted Grey Flycatcher, 

 Head of Pied Flycatcher, Muscicapa luctuosa, 

 Wing of Black-throated Waxwing, Bombycilla garrula, 

 Head of Black-throated Waxwing, 

 Foot of Black-throated Waxwing, 

 Head of Garrulous Roller, Coracias garrula. 

 Wing of White-rumped Swallow, Hirundo urbica. 

 Wing of Black Swift, Cypselus murarius. 

 Wing of European Goatsucker, Caprimulgus europfeus. 

 Head of Red-fronted Swallow, Hirundo rustica. 

 Head of White-rumped Swallow, Hirundo urbica, 

 Head of Sand Swallow, Hirundo riparia. 

 Sternum of Black Swift, 



Head of White-bellied Swift, Cypselus Melba, 

 Heads of Black Swift, Cypselus murarius, 

 Foot of Black Swift, Cypselus murarius, 

 Foot of European Goatsucker, Caprimulgus europaeus, 

 Head of European Goatsucker, 

 Head of European Kingfisher, Alcedo Ispida, , 



Head of Yellow-throated Bee-eater, Merops Apiaster, 

 Head of White-winged Crossbill, Loxia leucoptera, 

 Head of Bearded Pinnock, Calamophilus biarmicus. 



277 

 284 

 294 

 308 

 317 

 325 

 346 

 362 

 365 

 366 

 377 

 378 

 382 

 390 

 392 



396 

 403 

 407 

 420 

 422 

 427 

 428 

 437 

 438 

 452 

 453 

 472 

 472 

 491 

 492 

 502 

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 532 

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 558 

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 671 

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