434 SYSTEMA TIC SVXOPSIS. —PASSERES— OSCINES. 



J. baird'i. (To Prof. S. F. Baird.) Baird's Snoavbird. Beldixg's Jun'CO. Head and 



neck ashy-gray, paler on throat, tinged on hind head with brown, the lores distinctly blackish. 

 Back, scapulars and adjoining wing-feathers pale rufous-brown, tinged with olivaceous ; rump 

 and upper tail-coverts, with lesser, middle, and outer wing-coverts grayish-olive ; inner webs 

 of tertials dusky ; primaries gray, edged with paler, outermost with white ; outer tail-feather 

 mostly white, two next with white in diminishing amount. Jugulum pale buffy-gray, con- 

 trasting with the white of abdomen; sides and flanks cinnamon-buff; crissum dull whitish. 

 Upper mandible dark brown, lower yellow; iris yellow; feet pale brown. Wing 2.80 ; tail 

 2.75; bill 0.40; tarsus 0.80. A form lately discovered in the mountains of southern Lower 

 California, resembling a bright-colored 9 orcgonus, but presenting the peculiar combination 

 of "pink" sides with yellow eyes and under mandible. Belding, Pr. U. S. Nat. Mus. vi, 

 Oct. 1883, p. 155 ; A. 0. U. Lists, 1886 and 1895, No. 571 ; J. h. haircli of 3d and 4th eds. 

 of the Key, p. 875. 



J. iusula'ris. (Lat. insularis, insular; insula, an island.) Guadalupe Snowbird. In- 

 sular JuNCO. Eesembling annectens; darker, with somewhat diflerent proportions. Crown 

 and nape dark slate ; lower tail-coverts dusky, the feathers edged with whitish ; lores blackish. 

 Wings and tail relatively short: wing 2.5.5-2.85; tail 2.30-2.60; bill 0.37 long, 0.27 deep. 

 (In annectens, etc., wing and tail about 3.00.) Added to our Fauna by the inclusion of Guada- 

 lupe Island, off Lower California; the characters ascribed are 

 specific, as in the nature of the case intergradation is unlikely 

 ^J^^s^^^^^^if to occur. EiDGW. Bull. U. S. Geol. and Geogr. Surv. Terr, ii, 

 ^^ - - ' No. 2, Apr. 1876, p. 188 ; Man. 1887, p. 425 ; Coues, Key, 3d 



and 4th eds. p. 875; A. 0. U. Lists, 1886 and 1895, No. 572. 



^ ^;^ 1""^^ -'"" SPIZEL'LA. (Ital. diminutive form of Lat. spiza, from Gr. 



^^.\ (TTTiCa, S2n::a, a finch.) Chipping Sparrows. Embracing 



^\^^^^"^ , small species, 5.00-6.00 long ; long, broad-feathered, forked tail 



^^^' about equalling (more or less) rather pointed wings ; no yel- 



FiG. 288. — Chippy's head, as lowish anywhere ; no streaks on under parts when adult ; 



large as life. (E.G.) interscapular region distinctly streaked; rump plain (except 



atrigularis) ; young fully streaked. Point of wing formed by 2d to 4th or 5th quill; 1st 



usually between 5th and 6th. Bill small, conic. Tarsus little if any longer than middle toe 



and claw ; lateral toes about equal. Tail-feathers widening a little to broadly oval tips. 



Sexes alike; young somewhat diflerent. Nest usually in bushes; eggs colored. Numerous 



species. Eastern and Western, inhabiting shrubbery ; three of them familiar Eastern birds. 



Analysis of Species. 



Eastern and Western species with the crown of the adult chestnut or bright brown, little or not streaked. 



Bill black and yellow ; forehead not black ; two distinct white wing-bars ; dark spot on breast ; large : about 



6.00 long iiion/icola And ni. ochracea 



Bill and forehead black ; wing-bars not conspicuous ; breast ashy-white, without spot ; length under G.OO. Tail 



decidedly shorter than wing socialis and s. arizonce 



Bill brownish-red ; forehead not black ; wing-bars indistinct ; breast bufify white, without spot. Length under 



6.00 pusilla andy^. arenacea 



Southwestern species, with the crown tawny brown, obscurely streaked, rest of head ashy, no dusky postocular streak, 



and one wing-bar across median coverts ; bill reddish-brown icortheni 



Western species, with the crown not chestnut, and streaked like the back. 



Crown divided by a median stripe, and its streaks separated from those of the back by an ashy interval. Tail 



equal to wings pallida 



Crown not evidently divided, and streaked continuously with the back. Tail longer breueri 



Southwestern species, with the crown of the adult dark ash. Face and throat black. Bill brownish-red. Tail de- 

 cidedly longer than wing atrignlaris 



S. monti'cola. (Lat. monticola, inhabiting mountains; mons, montis, a mountain; cola, I 

 dwell; incola, an inhabitant. Fig. 289.) Tree Sparrow. Tree Bunting. Canada 



