294 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
Morelos; Meco Island; Mugeres Island; Cozumél Island) and south- 
ward through Guatemala (Chiséc; sources of Rio de la Pasién; 
Volcén de Agua; Savana Grande; Naranjo) to British Honduras 
(Orange Walk; Toledo District; near Manatee Lagoon). 
Dendromanes homochrous SctateR, Proc. Zool. Soc. Lond., 1859, 382 (Teotal- 
cingo, Oaxaca, s. Mexico; coll. P. L. Sclater); Cat. Am. Birds, 1862, 162 
(Oaxaca).—Satvin, Ibis, 1861, 353 (Chisec, Guatemala).—Lanrz, Trans. 
Kansas Acad. Sci. for 1896-97 (1899), 221 (Naranjo, Guatemala). 
Dendrocincla homochroa Scuater and Satvin, Proc. Zool. Soc. Lond., 1868, 54 
(Mexico; Guatemala); Nom. Av. Neotr., 1873, 67—Boucarp, Proc. Zool. 
Soc. Lond., 1883, 450 (Izal4m, n. Yucatan)—Ripeway, Proc. U. 8. Nat. 
Mus., x, 1888, 491 (syn. crit.; Guatemala) —Satvin, Ibis, 1889, 365 (Mugeres 
I. and Meco I., Yucatan)—Scriater, Cat. Birds Brit. Mus., xv, 1890, 163, 
part (Oaxaca; Cozumél I., Mugeres I. and Meco I.; n. Yucatan; Savana 
Grande, sources Rio de la Pasién, Chocttim, and Volcan de Agua, Guate- 
mala).—Satvin and Gopman, Biol. Centr.-Am., Aves, ii, 1891, 172, part 
(Chimalapa, Oaxaca; Orange Walk, Brit. Honduras, etc.)—CHapMAN, 
Bull. Am. Mus. N. H., viii, 1896, 284 (Chichen-Itza, Yucatan).—Co.ez, 
Bull. Mus. Comp. Zool., 1, 1906, 131 (Chichen-Itza). 
[Dendrocincla] homochroa Gray, Hand-list, i, 1869, 180, no. 2460.—ScLATER 
and Satvin, Nom. Av. Neotr., 1873, 67, part.—SHarpr, Hand-list, iii, 
1901, 75, part. 
D{endrocincla] homochroa ScuaTeR and Satvin, Proc. Zool. Soc. Lond., 1868, 54. 
Dendrocincla homochroa homochroa OBERHOLSER, Proc. Ac. Nat. Sci. Phila., 
Apr., 1904, 462 (monogr.). 
DENDROCINCLA HOMOCHROA ACEDESTA Oberholser. 
COSTA RICAN RUDDY DENDROCINCLA. 
Similar to D. h. homochroa but larger and coloration darker 
throughout, the wings, tail, and pileum deep chestnut, the under 
parts deep russet brown, only slightly paler on throat and abdomen.* 
Adult male—Length (skins), 180-198 (188); wing, 101-108 
(104.7); tail, 71.5-82 (78); culmen, 24-27 (25.5); tarsus, 25-27.5 
(26.4); middle toe, 16.5-18 (17.2).° 
Adult female—Length (skins), 173-190 (180); wing, 95.5-104.5 
(99.6); tail, 68-75.5 (71.1); culmen, 22.5-26.5 (24.3); tarsus, 24.5-26.5 
(25.8); middle toe, 16.5-18 (17.2).¢ 
Southwestern Nicaragua (Chinandega; Sucuy4; San Emilis, Lake 
Nicaragua), western Costa Rica (Volcén de Miravalles; La Vijégua; 
Tenério; Bolsén; Boruca; Las Trojas; Navarro; Naranjo de Cartago) 
and western Panamé (Volcan de Chiriqui). 
Dendromanes homochrous (not of Sclater) Satvin; Proc. Zool. Soc. Lond., 1870, 
193 (Volc4n de Chiriqui, Panama). 
2 I am somewhat doubtful whether this supposed form is really separable from 
D.h. ruficeps. 
b Twelve specimens. 
¢ Nine specimens. 
