CONTENTS 
xv 
Perching Birds: Order Passeriformes—C ontinued. Page 
Mexican Cliff Swallow: Petrochelidon albifrons melanogastra. 465 
Purple Martin: Progne subis subis. 467 
Magpies, Jays, Crows, etc.: Family Corvidae. 469 
Magpies and Jays: Subfamily Garrulinae. 470 
Rocky Mountain Canada Jay: Perisoreus canadensis capitalis. . . 470 
Northern Blue Jay: Cyanocitta eristata bromia. 473 
Long-crested Jay: Cyanocitta stelleri diademata. 474 
Woodhouse Jay: Apheloeoma californica woodhousei. 476 
Arizona Jay: Apheloeoma sieberi arizonae. ... 479 
American Magpie: Pica pica hudsonia. 481 
Ravens, Crows, etc.: Subfamily Corvinae. 487 
American Raven: Corvus corax sinuatus. 487 
White-necked Raven: Corvus cryptoleucus. 489 
Western Crow: Corvus brachyrhynchos hesperis. 494 
Pinyon Jay: Cyanocephalus cyanocephalus. 497 
Clark Nutcracker: Nucifraga Columbiana. 501 
Titmice, Chickadees, etc.: Family Pnridae. 505 
Titmice and Chickadees: Subfamily Parinae. 506 
Long-tailed Chickadee: Penthestes atricapillus septentrionalis... 506 
Mexican Chickadee: Penthestes sclateri. 508 
Mountain Chickadee: Penthestes gambeli gambeli. 508 
Gray Titmouse: Baeolophus inornatus griseus. 510 
Bridled Titmouse: Baeolophus wollweberi annexus. 513 
Verdins: Subfamily Remizinae. 514 
Verdin: Auriparus flaviceps flaviceps. 514 
Bush-Tits: Subfamily Psaltriparinae. 517 
Lead-colored Bush-Tit: Psaltriparus plumbeus. 517 
Lloyd Bush-Tit: Psaltriparus melanotis lloydi. 520 
Nuthatches: Family Sittidae. 520 
Subfamily Sittinae. 520 
Rocky Mountain Nuthatch: Sitta earolinensis nelsoni. 521 
Red-breasted Nuthatch: Sitta canadensis . 523 
Pygmy Nuthatch: Sitta pygmaea pygmaea. 524 
Creepers: Family Certhiidae. 527 
Subfamily Certhiinae. 527 
Mexican Creeper: Certhia familiaris albescens. 527 
Rocky Mountain Creeper: Certhia familiaris montana. 528 
Dippers: Family Cinclidae. 531 
American Dipper: Cinclus mcxicanus unicolor. 531 
Wrens: Family Troglodytidae. 535 
Western House Wren: Troglodytes aedon parkmani... 535 
Western Winter Wren: Nannus hiemalis pacificus. 537 
[Carolina Wren: Thryothorus ludovicianus ludovicianus]. 538 
Baird Bewick Wren: Thryomanes bewicki eremophilus. 538 
Cactus Wren: Heleodytes brunneicapillus couesi. 540 
Western Marsh Wren: Telmatodytes palustris plesius. 544 
Canyon Wren: Catherpes mexicanus conspersus. 545 
Rock Wren: Salpinctes obsoletus obsoletus. 547 
Thrashers, Mockingbirds, etc.: Family Mimidae. 550 
Western Mockingbird: Mimus polyglottos leucopterus. 551 
Catbird: Dumetella earolinensis....... 554 
Curve-billed Thrasher: Toxostoma curvirostre curvirostre. 555 
Bendire Thrasher: Toxostoma bendirei. 557 
Crissal Thrasher: Toxostoma crissale. 558 
Sage Thrasher: Orcoscoptes montanus. 560 
Thrushes, Solitaires, Bluebirds, etc.: Family Turdidae. 563 
Western Robin: Turdus migratorius propinquus. 563 
Northern Varied Thrush: Ixoreus naevius meruloides. 568 
Willow Thrush: Hylocichla fuscescens salicicola. 568 
