5IRD8 OF NORTH AND MIDDLE AMERICA. 119 



men primrose yellow or white tinged with yellow, under tail-coverts 

 clear lemon yellow; remiges, primary coverts, alula, and tail black, 

 faintly glossed with bluish or greenish, the secondaries, primaries, and 

 primary coverts more or less distinctly edged with gray; inner webs 

 of rectrices (except two middle pairs **) with a large patch of white on 

 middle portion; bill, lege, 'and feet black; length (skins), 237-244 

 (240.4); wing, 96-98 (96.6); tail, 127-139 (131.8); exposed culmen, 11; 

 •tarsus, 20-21 (20.2); middle toe, 13-15 (14.2).* 



Adult femule. — Forehead and crown olive-gray, the former becom- 

 ing paler anteriorly; rest of head, together with neck, back, scapulars, 

 rump, and wing-coverts plain yellowish olive-green; the chest, breast, 

 sides, and -flanks similar but slightly paler; the sides and flanks more 

 yellowish olive-green; lower abdomen and thighs yellowish white; 

 under tail-coverts canary yellow; upper tail coverts gray or olive-gray, 

 tinged with yellowish olive; remiges, primary coverts, alula, and rec- 

 trices black with grayish edges (more olive-greenish on secondaries); 

 inner webs of three or four outer rectrices with a large space of white 

 near middle portion; bill, legs, and feet as in adult male; length 

 (skins), 200-210(205); wing, 94; tail. Ill; exposed culmen, 11; tarsus, 

 19-21 (20); middle toe, Vi." 



Young. — Above plain light grayish brown (nearly broccoli brown), 

 the upper tail-coverts darker brown; remiges, rectrices, etc. , as in adult 

 female; under parts paler grayish brown anteriorly, graduallj^ becom- 

 ing paler and more yellowish posteriorly, the under tail-coverts pale 

 yellow (primrose) with grayish base; bill and feet brownish. 



Highlands of Costa Rica (Volcan de Irazu, Volcan de Cartago, San 

 Jos^, Rancho Redondo, Navarro, etc.), and Chiriqui (Volcan de 

 Chiriqui). 



Ptilogonys caudatus Cabanis, Journ. fiir Orn., Nov., 1860 (pub. May, 1861), 402 

 (Irazii, Costa Rica; coll. Berlin Mus.). — Baied, Review Am. Birds, 1866, 

 413 (San Jos6 and Rancho Redondo, Costa Rica). — Sclater and Salvin, 

 Exotic Orn., pt. i, 1866, 11, pi. 6 (2 figs.).— Lawrence, Ann. Lye. N. Y., 

 ix, 1868, 97 (San Jos6; Volcan de Irazii). — Feantzius, Journ. fiir Orn., 

 1869, 295 (Irazii) .—Salvin, Proc. Zool. Soc. Lond., 1870, 185 (Volcan de 

 Chiriqui, Chiriqui). — Boucaed, Proc. Zool. Soc. Lond., 1878, 53 (oak forests 

 Volcan de Irazd and Navarro). — Salvin and Godman, Biol. Centr.-Am., 

 Aves, i, 1883, 219.— Sharpe, Cat. Birds Brit. Mus., x, 1885, 224 (Volcan de 

 Irazii and Volcan de Cartago). — Zeledon, Anal. Mus. Nac. Costa Rica, i, 

 1887, 108 (Volcan de Irazii; La Palma de San Jos6; Rancho Redondo de 

 San Jos6).— Bangs, Proc. New Engl. Zool, Club, iii, 1902, 58 (Volcan de 

 Chiriqui, alt. 10,000-11,000 ft; habits). 



{Ptilogonys] caudaius Gray, Hand-list, i, 1869, 366, no. 5569. — Sclater and 

 Salvin, Nom. Av. Neotr., 1873, 13. 



ISphenotelus] caudatus Baird, Review Am. Birds, May, 1866, 412, m text. 



P\tiliogonys'] caudatus Ridgway, Man. N. Am. Birds, 1887, 464, footnote. 



o Occasionally there is a small white spot on next to the middle pair. 

 6 Five specimens. 

 « Two specimens. 



