534 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



I'hriiuthoruK niiihts (not of Vieillot) Lawkencu, Ami. Lyo. N. Y., vii, 1861, 320 

 (Panama K. R.)-— Calvin, Prnc. Zool. Hoc. Lond., 1867, 134 (Santa F6 and 

 Santiago, Veragua) ; 1870, 181 (Boquete, Calovevora, and Bugaba, Veragua). 



[Thryoihorus] ratilus Baikd, Review Am. Birds, 1864, 121, part. — Sclater and 

 Salvin, Nom. Av. Neotr., 1873, 7, part ("Veragua). 



FliPMgopedius rutilus Baird, Review Am. Birds, 1864, 135, part (Panama R. R.). 



Thryothorus hyperyihrus Salvin and Godman, Biol. Centr.-Am., Aves, i, sig. 12, 

 Apr., 1880, 91 (Paraiso Station, Panama R. R.; coll. Salvin and Godman). — 

 Sharpe, Cat. Birds Brit. Mus., vi, 1881, 239 (Santiago, Veragua).— Ridq- 

 way, Proc. U. S. Nat. Mus., iv, 1881, 334 (Carrillos de Alajuela, Costa Rica; 

 crit. ). — Zeledon, Proc. TJ. S. Nat. Mus., viii, 1885, 105 (Costa Rica); Anal. 

 Mus. Nac. Costa Rica, i, 1887, 105 (La Palma de Puntarenas). — Chbekib, 

 Proc. U. S. Nat. Mus., xi^-; 1891, 521 (Paciiic side Costa Rica; crit.); Expl. 

 Zool. Merid. Costa Rica, 1893, 12 (Boruca, T^rraba, and Buenos Aires, s. w. 

 Costa Rica; crit) .—Bangs, Proc. New Engl. Zool. Club, iii, 1902, 53 ( Boquete, 

 Chiriqui, 4,000 to 4,500 ft.). 



Thryothorus rutilus hyperythrus Ridgway, Proc. U. S. Nat. Mus., v, Sept. 5, 1882, 

 390 (La Palma de Nicoya, w. Coata Rica). — Chapman, Bull. Am. Mus. N. H., 

 vi, 1894, 23, in text. 



Thryophilus hyperythrus Zeledon, Cat. Aves de Costa Rica, 1882, 3. 



PHEUGOPEDIUS MACULIPECTUS MACULIPECTUS (Lafresnaye). 

 SPOTTED-BREASTED WHEN. 



Adults {sexes allh'). — Pileum and hindneck plain russet or tawny- 

 brown (varying from tawnj'-olive in worn summer plumage to russet- 

 brown in fresher plumage); rest of upper parts plain light olive-brown 

 or raw-umber;" tail similar, but usually somewhat paler, sometimes 

 slightly more tawny or rufescent, more or less distinctlv barred with 

 black or dusky; a sharply defined superciliary stripe of white, mar- 

 gined above by a narrow line of black, along sides of pileum; a black 

 or dusky postocular streak occupying upper portion of auricular region ; 

 lores grajdsh, sometimes forming a distinct streak between eye and 

 bill;^suborbital and malar regions and greater part of auricular region 

 white, conspicuouslj' streaked or otherwise marked with black;" sides 

 of neck olive-grayish, streaked with black and white anteriorly; chin, 

 throat, chest, and abdomen white, thickly marked with irregular but 

 mostly roundish spots of white, the chin and upper throat immaculate, 

 but margined laterally by a black submalar streak; sides, flanks, and 

 thighs plain light brown (varying from light raw-umber to light 

 Isabella color); under tail-coverts white, broadly barred with black or 

 dusky; maxilla black, with paler tomia; mandible pale grajdsh (in 

 dried skins); legs and feet grayish dusky or dusky horn color (in 

 dried skins). 



Youmj. — Similar in coloration to adults, but anterior and median 

 under parts duller white (usually more or less washed with pale brown- 

 ish), with spots much smaller (sometimes streak-like), less sharply 



«The color is brighter or more decided in fresh plumage, less so in worn livery. 



