LIST OF ILLUSTRATIONS xxiii 



572. Vigors Wren 447 



573. Parkman Wren .448 



574. Western Winter Wren 440 



575. Brown Creeper, bill , . . . 451 



576. Brown Creeper, tail 451 



577. Californian Creeper 452 



578. Slender-billed Nuthatch, feather 453 



579. White-breasted Nuthatch, feather 453 



580. White-breasted Nuthatch, head ........ 458 



581= Red-breasted Nuthatch, head 454 



582. Plain Titmouse 456 



583. Bridled Titmouse, head 457 



584. Chickadee, head o .457 



585. Wren-Tit 460 



586. Bush-Tit 461 



587. Lloyd Bush=Tit . " 462 



588. Kinglet, bill .463 



589. Golden-crowned Kinglet, head . 463 



590. Ruby-crowned Kinglet, head 464 



591. Gnatcatcher, tail 465 



592. Blue-gray Gnatcatcher, head 465 



593. Plumbeous Gnatcatcher, feather 465 



594. Black-tailed Gnatcatcher, feather 465 



595. Blue-gray Gnatcatcher 465 



596o Plumbeous Gnatcatcher 466 



597. Townsend Solitaire . 467 



598. Wood Thrush 469 



599. Robin, bill 475; 



(iOO. Robir 472 



601. Bluebird 475 



