CONTENTS. XXVII 



Page. 



315. Pyrrhulagra grandis (Lawrence) 550 



316. Pyrrhulagra violacea violacea (Linnaeus) 551 



317. Pyrrhulagra violacea ruflcollis (Gmelin) 552 



318. Pyrrhulagra violacea affinis (Baird) 553 



319. Pyrrhulagra noctis noctis (Linnaeus) 554 



320. Pyrrhulagra noctis sclateri (Allen) 555 



321. Pyrrhulagra noctis dominicana Ridgway 556 



322. Pyrrhulagra noctis crissalis Ridgway 557 



323. Pyrrhulagra lioctis ridgwayi Cory 558 



324. Pyrrhulagra noctis coryi Ridgway- 559 



325. Pyrrhulagra noctis grenadensis CJory 560 



326. Pyrrhulagra barbadensis Cory 561 



Genus 55. Melopyrrha Bonaparte - 501 



Key to the Species of Melopyrrha 562 



327. Melopyrrha nigra (Linnseus) 562 



328. Melopyrrha taylori Hartert 563 



Genus 56. Sporophila Cabanis 563 



Key to the Species and Subspecies of Sporophila 564 



329. Sporophila grisea schistacea (Lawrence) - 566 



330. Sporophila minuta niinuta (Linnreus) 567 



331. Sporophila minuta parva (Lawrence) 568 



332. Sporophila gutturalis (Lichtenstein) 569 



333. Sporophila cofvina (Sclater) 571 



334. Sporophila aurita (Bonaparte) 573 



335. Sporophila morelleti (Bonaparte) 575 



336. Sporophila torqueola (Bonaparte) 577 



337. Sporophila albitorquis (Sharpe) 578 



Genus 57. Amaurospiza Cabanis .-- 579 



338. Amaurospiza concolor Cabanis 579 



Genus 58. Cyanospiza Baird -. 580 



Key to the Species of Cyanospiza 581 



339. Cyanospiza cyanea (Linnaeus) 582 



340. Cyanospiza amoena (Say) 584 



341. Cyanospiza ciris (Linnseus) 586 



342. Cyanospiza leclancheri (Lafresnaye) 589 



343. Cyanospiza rositse Lawrence 590 



344. Cyanospiza versicolor (Bonaparte) 591 



Genus 59. Cyanocompsa Cabanis » 594 



Key to the Species and Subspecies of Cyanocompsa ._ 595 



345. Cyanocompsa concreta concreta (DuBus) 596 



346. Cyanocompsa concreta cyanesceus Ridgway 597 



347. Cyanocompsa cyanoides (Lafresnaye) 599 



348. Cyanocompsa parellina parellina (Bonaparte) 601 



349. Cyanocompsa parellina indigotica Ridgway , 602 



350. Cyanocompsa parellina sumichrasti Ridgway 602 



Genus 60. Oryzoborus Cabanis 603 



Key to the Species of Oryzoborus 604 



351. Oryzoborus nuttingi Ridgway 604 



352. Oryzoborus funereus Sclater 605 



Genus 61. Guiraca Swainson 606 



Key to the Species and. Subspecies of Guiraca 607 



353. Guiraca cserulea caerulea (Linnseus) 607 



354. Guiraca caerulea lazula (Lesson) 510 



355. Guiraca caerulea chiapensis (Nelson) 612 



