BIRDS OF NORTH AND MIDDLE AMERICA 407 



half of the shaft; lower back, rump, and upper tail coverts bright pinkish 

 buff sparingly barred with fuscous-black; scapulars, secondaries, and 

 upper wing coverts as in adult but slightly more rufescent ; primaries 

 without freckling on the outer webs ; rest of upperparts as in adult female ; 

 cheeks and sides of head, lower throat, breast, and upper abdomen grayish 

 olive brown ; some of the feathers of the breast with small white flecks 

 along the siiaft, these flecks becoming broad V-shaped bars on the upper 

 abdomen and sides ; chin and upper throat pale ochraceous-buff ; rest 

 of underparts as in adult female. 



Natal doiim. — Center of forehead, crown, and occiput very dark choco- 

 late; lores, broad superciliaries, cheeks, auriculars, chin, and upper throat 

 pale buckthorn brown ; a fuscous line from the gape to the anterior angle 

 of the eye, thence over it and again as a streak leading away from it; 

 interscapular area russet ; rest of upperparts similar but darker chestnut- 

 brown; breast russet; abdomen, sides, flanks, thighs, and under tail 

 coverts dusky hair brown, paling to whitish on the middle of the abdomen. 



Adult male— Wing 105.5-114.0 (110.5) ; tail 41.0-47.0 (44.7) ; culmen 

 from base 15.5-16.4 (15.8) ; tarsus 32.8-34.5 (33.5) ; middle toe without 

 claw 23.1-25.3 (23.9 mm.).^^ 



Adult female.— Wing 107-112 ; tail 43-46 ; culmen from base 14.6-14.9 ; 

 tarsus 30.8-33; middle toe without claw 24.0 mm.^^ 



Range. — -Resident in the deep tropical forests of coastal Honduras 

 (Lancetilla), south to eastern and north-central Nicaragua (Rio 

 Escondido, Ojoche, Matagalpa, Rio Tuma, Pena Blanca, Vizagua)." 



Type locality. — Lancetilla, Honduras. 



Rhyiichorlyx cincitis pudibwidns Peters, Bull. Mus. Comp. Zool., Ixix, 1929, '105 

 (Lancetilla, Honduras; type in Mus. Comp. Zool.; descr. ; crit. ; habits); 

 Check-list Birds of World, ii, 1934, 58 (Lancetilla).— B.\ngs, Bull. Mus. Comp. 

 Zool., Ixx, 1930, 161 (type spec, in Mus. Comp. Zool.). — Stone, Proc. Acad. Nat. 

 Sci. Philadelphia, Ixxxiv, 1932, 302 (Honduras, Lancetilla). — Hellmayr and 

 CoNOVER, Cat. Birds Amer., i, No. 1, 1942, 288 (syn.; distr.). 



R[liyncIiortyx] c[inctus] ductus (not of Salvin) Chapman, Bull. Amer. Mus. Nat. 

 Hist., xxxiv, 1915, 365, in text, part (Nicaragua). 



Rhynchortyx cinctus ductus Huber, Proc. Acad. Nat. Sci. Philadelphia, Ixxxiv, 

 1932, 207 (ne. Nicai'agua — Eden; spec; colors of soft parts). — Peters, Check- 

 list Birds World, ii, 1934, 58, part (distr. — Nicaragua). — Hellmayr and 

 CoNOVER, Cat. Birds Amer., i, No. 1, 1942, 288, part (syn.; distr.). 



Odontophorus spodiostethus Richmond, Proc. U. S. Nat. Mus., xvi, 1893, 524 (Rio 

 Escondido, e. Nicaragua; descr.). 



Rhyuchortyx spodiostethus Salvin and Godman, Biol. Centr.-Amer., Aves, iii, 1903, 

 313, part (Rio Escondido and Ojoche, Nicaragua). 



[RliyncJwrtyx] spodiostethus Sharpe, Hand-list, i, 1899, 47, part (Nicaragua). 



"'Eight specimens from Nicaragua (7) and Honduras (1). 

 "' Two specimens, one each from Honduras and Nicaragua. 



" In north-central Nicaragua (Matagalpa area) the birds begin to show a tendency 

 to vary in the direction of the Panamanian race R. c. cinctus. 



