| A.O.U. No. | COMMON NAME | SCIENTIFIC NAME | Page |
| 422 | Black Swift | Cypseloides niger borealis | [158] |
| 423 | Chimney Swift | Chætura pelagica | [158] |
| 424 | Vaux's Swift | " vauxi | [158] |
| 425 | White-throated Swift | Aëronautes melanoleucus | [158] |
Family TROCHILIDÆ. Hummingbirds.
| A.O.U. No. | COMMON NAME | SCIENTIFIC NAME | Page |
| 426 | Rivoli's Hummingbird | Eugenes fulgens | [159] |
| 427 | Blue-throated Hummingbird | Cyanolæmus clemenciæ | [160] |
| 428 | Ruby-throated Hummingbird | Archilochus colubris | [160] |
| 429 | Black-chinned Hummingbird | " alexandri | [159] |
| 430 | Costa's Hummingbird | Calypte costæ | [159] |
| 431 | Anna's Hummingbird | " anna | [161] |
| 432 | Broad-tailed Hummingbird | Selasphorus platycercus | [161] |
| 433 | Rufous Hummingbird | " rufus | [161] |
| 434 | Allen's Hummingbird | Selasphorus alleni | [161] |
| 435 | Morcom's Hummingbird | Atthis morcomi | [161] |
| 436 | Calliope Hummingbird | Stellula calliope | [161] |
| 437 | Lucifer Hummingbird | Calothorax lucifer | [159] |
| 438 | Rieffer's Hummingbird | Amizilis tzacatl | [169] |
| 439 | Buff-bellied Hummingbird | " cerviniventris chalconota | [160] |
| 439.1 | Salvin's Hummingbird | Uranomitra salvini | [298] |
| 440 | Xantus's Hummingbird | Basilinna xantusi | [159] |
| 440.1 | White-eared Hummingbird | " leucotis | [160] |
| 441 | Broad-billed Hummingbird | Cynanthus latirostris | [160] |
Order PASSERES. Perching Birds
Family COTINGIDÆ. Cotingas.
| A.O.U. No. | COMMON NAME | SCIENTIFIC NAME | Page |
| [441.1] | Xantus's Becard | Platypsaris aglaiæ albiventris | A.V. |
Family TYRANNIDÆ. Tyrant Flycatchers.
| A.O.U. No. | COMMON NAME | SCIENTIFIC NAME | Page |
| [442] | Fork-tailed Flycatcher | Muscivora tyrannus | A.V. |
| 443 | Scissor-tailed Flycatcher | " forficata | [177] |
| 444 | Kingbird | Tyrannus tyrannus | [247] |
| 445 | Gray Kingbird | " dominicensis | [247] |
| 446 | Couch's Kingbird | " melancholicus couchi | [202] |
| 447 | Arkansas Kingbird | " verticalis | [202] |
| 448 | Cassin's Kingbird | " vociferans | [202] |
| 449 | Derby Flycatcher | Pitangus sulphuratus derbianus | [202] |
| 451 | Sulphur-bellied Flycatcher | Myiodynastes luteiventris | [203] |
| 452 | Crested Flycatcher | Myiarchus crinitus | [203] |
| 453 | Arizona Crested Flycatcher | " magister magister | [203] |
| 453a | Mexican Crested Flycatcher | " " nelsoni | [203] |
| 454 | Ash-throated Flycatcher | " cinerascens cinerascens | [203] |
| 454b | Lower California Flycatcher | " " pertinax | [203] |
| 455a | Olivaceous Flycatcher | " lawrencei olivascens | [203] |
| 456 | Phœbe | Sayornis phœbe | [208] |
| 457 | Say's Phœbe | " sayus | [205] |
| 458 | Black Phœbe | " nigricans | [251] |
| 459 | Olive-sided Flycatcher | Nuttallornis borealis | [208] |
| 460 | Coues's Flycatcher | Myiochanes pertinax pallidiventris | [208] |
| 461 | Wood Pewee | " virens | [208] |
| 462 | Western Wood Pewee | " richardsoni richardsoni | [208] |
| 462a | Large-billed Wood Pewee | " richardsoni peninsulæ | [208] |
| 463 | Yellow-bellied Flycatcher | Empidonax flaviventris | [211] |
| 464 | Western Flycatcher | " difficilis difficilis | [210] |
| 464.1 | San Lucas Flycatcher | " " cineritius | [210] |
| 465 | Acadian Flycatcher | " virescens | [210] |
| 466 | Traill's Flycatcher | " trailli trailli | [209] |
| 466a | Alder Flycatcher | " " alnorum | [209] |
| 467 | Least Flycatcher | " minimus | [209] |
| 468 | Hammond's Flycatcher | " hammondi | [209] |
| 469 | Wright's Flycatcher | " wrighti | [209] |
| 469.1 | Gray Flycatcher | " griseus | [209] |
| 470a | Buff-breasted Flycatcher | " fulvifrons pygmæus | [215] |
| 471 | Vermilion Flycatcher | Pyrocephalus rubinus mexicanus | [177] |
| 472 | Beardless Flycatcher | Camptostoma imberbe | [211] |