BIRDS OF NORTH AND MIDDLE AMERICA. 581 



Adxif female. — Simihirto tlic .uhilt iiialc .iiid not alvva3'« distinguish- 

 iihlc, ))u( itvora.i»"ing' a little li<;litor in color; lonj^'th (skins), 127-140 

 (1H2); wing, m-<6'.^ (01. o); tail, -17-51 (18.2); exposed culnien, 18-19 

 (18.8); tarsus, 22.5-23 (22.9); middle toe, 14-15 (14.8)." 



(^osta Kica (Tueurri(|ue: Pacuare; Jimenez) and Nicaragua ((irey- 

 town; Rio Escondido). 



Thriiothorus atrogularis Sai.vin, Proc. Zool. Soc. Lond., 1864, 580 (Tucurrique, 



Costa Rica; coll. Salviu and Godman). — Richmond, Proc. U. S. Nat. Mus., 



xvi, 1893, 483 (Rio Escondido, Nicaragua; habits). — Zeledon, Proc. U. S. 



Nat. Mus., viii, 1885, 105 (Co.sta Rica); Anal. Mus. Nac. Costa Rica, i, 1887, 



105 (Pacuare; Jimenez). 

 [Thri/ollioriis] atrogularis Sclater a.nd Salvin, Nom. Av. Neotr., 1873. 7. 

 TJnn/otJior us air Igularis Salv IN and Godman, Biol. Centr.-Am., Aves, i, 1880, !)I, 



'pl.6, fig. 4.— Sharps, Cat. Birds Brit. Mus., vi, 1881, 231 (Tucurri(iue). 

 riieiujoped'mii atrogularis f Laavkexce, Ann. Lye. N. Y., viii, 1865, 180 ((irey- 



town, Nicaragua). 

 I'liriigopcdius atrogularis I>a\v]{ENCe, Ann. Lye. N. Y., ix, 1868, \)2 (Tucurri(iue, 



Costa Rica). — Zeledex, Cat. Aves de Costa Rica, 1882, 3. 

 [ Troglodiites'] atrogularis Gr.\y, Hand-list, i, 1869, 190, no. 2590. 



PHEUGOPEDIUS FASCIATO-VENTRIS ALBIGULARIS i Sclater). 

 PANAMA BLACK-BELLIED "WREN. 



Similar to P. f. fasciato-ventris^^ but auricular region wholly dusky, 

 under parts less extensively and less broadly barred with white, breast 

 uniform l)lack or dusky gra}', and brown of upper parts darker. 



Adult male. — Above plain chestnut-brown, or between burnt umber 

 and mummy brown, the pilemu duller, especially on forehead,' w^he re 

 sometimes inclining to grayish brown or dusky; upper tail-coverts 

 usualh' narrowl}' barred (more or less distinctly) with black; tail black, 

 narrowly barred on outer webs with light brown, the inner wel)s with 

 indications of similar bars along edge; wings narrowlvand indistinctly 

 barred w ith dusky; loral, suborbital, and auricular regions entirely 

 dusky, the last sometimes finely streaked with paler; a more or less 

 distinct narrow superciliary line of white streaks; malar region, chin, 

 throat, and chest uniform white; breast black or dusky gray, some of 

 the feathers of lower portion usually with narrow and indistinct dull 

 whitish bars; rest of under parts (except thighs) black or dusky gray 

 narrowly barred with whitish, the bars becoming brownish on tlanks; 

 thighs brown, narrowly barred with dusky; maxilla black with whitish 

 toniia; man(lil)le pale grayish (in dried skins); iris ])rown; legs and 

 feet black; length (skins), 143-153 (147.()); wing, (50-1)9 (07.3); tail, 

 52-54.5 (53.0); expo.sed culmen, 19-21.5 (19.9); tarsus, 22-25.5 (24.0); 

 middle toe, 15.5-18 (10.3).'' 



.1^7^/// yj/y/^/A. Similar to the adult male, l>ut black of under parts 

 averaging nuich duller (tlio color usually dusky grayish or brownish 



"Five specimens. ''See fontnoti' on page 529. 'Seven specimens. 



