XXIV CONTENTS. 



Page. 



189. Melospiza c-inerea morphna ( Oberholser ) 372 



190. Mulospiza cinerea ruiina ( Brandt) 3(3 



191 . ISIelospiza cinerea caurina Ridgway 375 



192. ]Melospiza cinerea kenaiensis Ridgway 375 



193. Melospiza cinerea insignis (Baird) 376 



194. Melo.spiza cinerea cinerea (Gnielin) 377 



195. Melospiza lincolnii (Audubon) 379 



196. Melospiza georgiana (Latham) 382 



Genus 32. Passerella Swainson 384 



Key to the Species and Subspecies of Passerella 385 



197. Pa.iserella iliaca iliaca (Merrem) 386 



198. Passerella iliaca unalaschensis (Gnielin) .* 389 



199. Passerella iliaca insularis Ridgway 391 



200. Passerella iliaca annectens Ridgway 392 



201. Passerella iliaca townsendi (Audubon ) 392 



202. Passerella iliaca f uliginosa Ridgway 394 



203. Passerella iliaca schistacea (Baird ) 395 



204. Passerella iliaca niegarhyncha ( Baird ) 397 



205. Passerella iliaca stephensi Anthony 398 



Genus 33. Oreospiza Ridgway - 399 



206. Oreosi>iza chlorura (Townsend) 400 



Genus 34. Pipilo Vieillot 402 



Key to the Species and Subspecies of Pipilo 403 



207. Pipilo torquatus torquatus Du Bus 406 



208. Pipilo torquatus alticola (Salvin and Godman ) 408 



209. Pipilo nigrescens (Salvin and Godman) 408 



210. Pipilo macronyx macrony x Swainson 409 



211. Pipilo macronyx virescens (Hartlaub) 410 



212. Pipilo ma{;ulatus maculatus Swainson ^ 410 



213. Pipilo maculatus arcticus (Swainson ) 41 2 



214. Pipilo maculatus magnirostris Brewster 414 



215. Pipilo maculatus megalonyx ( Baird ) 415 



216. Pipilo maculatus clementse (Grinnell) 418 



21 7. Pipilo maculatus atratus Ridgway 419 



218. Pipilo maculatus oregonus (Bell ) 420 



219. Pipilo consobrinus Ridgway 422 



220. Pipilo carmani Baird 422 



221. IMpilo erythrophthalmus erythrophthalmus (Linnaeus) 423 



222. Pipilo erythroplithalmus alleni Cones 426 



223. Pipilo aberti Baird 427 



224. Pipilo rutilus (Lichtenstein) 428 



225. Pipilo fuscus fuscns Swainson 430 



226. Pipilo fuscus potosinus Ridgway 431 



227. Pipilo fuscus intermedins Nelson 432 



228. Pipilo fuscus mesoleucus (Baird) 432 



229. Pipilo albigula Baird " ^ 433 



230. Pipilo cri.ssalis crissalis ( Vigors) 434 



231. Pipilo crissalis carol* ( McGregor) 435 



232. Pipilo crissalis senicula (Anthony) 436 



Genus 35. Melozone Reiclienbach 437 



Key to the Species and Subspecies of Melozone 438 



233. Melozone kieneri (Bonaparte) 439 



234. Melozone rubricatum rubricatum Cabanis 440 



235. Melozone rubricatum xantusii ( Lawrence ) 441 



