BIRDS OF NORTH AND MIDDLE AMERICA. 175 
(Choctim, Guatemala); Proc. Zool. Soc. Lond., 1867, 143 (Santa Fe de 
Verégua); 1870, 192 (Calovévora and Bugab4, Panamd4).—Lawrence, Ann. 
Lyc. N. Y., vii, 1862, 320 (Lion Hill, Panam4); ix, 1868, 106 (Angostura, San 
José, Pacuare, and Grécia, Costa Rica).—Sciater and Sanvin, Proc. Zool. 
Soc. Lond., 1864, 354 (Lion Hill; crit.) —Franrtzrus, Journ. fiir Orn., 1869, 
304 (Costa Rica)—Sumicurast, Mem. Bost. Soc. N. H., i, 1869, 555 (hot 
region Vera Cruz); La Naturaleza, v, 1881, 247 (Uvero, Vera Cruz).—SaNcHEz, 
Anal. Mus. Nac. Mexico, i, 1877, 97 (Vera Cruz)—Bovcarp, Ann. Soc. 
Linn. Lyons, 1878, 37 (Guatemala). 
[Xenops] mexicanus Gray, Hand-list, i, 1869, 174, no. 2356. 
X[enops] genibarbis mexicanus Burterscn and Srotzmann, Proc. Zool. Soc. 
Lond., 1896, 375, in text —Hutimayr, Novit. Zool., xiv, 1907, 55 (crit.). 
Xenops genibarbis mexicanus CARRIKER, Ann. Carnegie Mus., vi, 1910, 643 (Costa 
Rica). 
Xenops genibarbis (not of Iliger), Zetepdén, Anal. Mus. Nac. Costa Rica, i, 1887, 
118 (Jiménez, Angostura, and Pozo Azul de Pirrfs, Costa Rica)—Ripeway, 
Proc. U. S. Nat. Mus., x, 1888, 590 (Rio Segévia, Honduras).—Sciater, 
Cat. Birds Brit. Mus., xv, 1890, 110, part (Cérdova, Vera Cruz; Oaxaca; 
sources Rio de la Pasién, and Choctim, Guatemala; Tucurriqui and San 
José, Costa Rica; Santa Fé, Calovévora, and Bugaba, Verdgua; Panam4).— 
Satvin and Gopman, Biol. Centr.-Am., Aves, ii, 1891, 164, part (Teapa, 
Tabasco; Orange Walk and Cayo, Brit. Honduras; Angostura, Pacuare, and 
Grécia, Costa Rica; Bibal4z, Verdégua; etc.)—Ricumonp, Proc. U. 8. Nat. 
Mus., xvi, 1893, 497 (Castillo, Nicaragua)—CHERRIE, Expl. Zool. Merid. 
Costa Rica, 1893, 39 (Palm4r, Boruca, etc., Costa Rica); Anal. Inst. Fis.- 
Geog., vi, 1893, 17 (Pozo del Pitél, Costa Rica) —UnpERWwoop, Ibis, 1896, 
440 (Volcén Miravalles and Bebedero, Costa Rica).—Banes, Proc. New 
Engl. Zool. Club, ii, 1900, 26 (Loma del Leén, Panamé4); iii, 1902, 45 (Volcan 
de Chiriquf, 6,200 ft.)—Frrry, Pub. 146, Field Mus. N. H., orn. ser., i, 
no. 6, 1910, 270 (Guayabo, Costa Rica). 
[Xenops] genibarbis ScLatER and Satvin, Nom. Av. Neotr., 1878, 66, part.— 
Suarpe, Hand-list, iii, 1901, 71, part (s. Mexico to Panamé). 
XENOPS RUTILUS HETERURUS (Cabanis and Heine). 
STREAKED XENOPS, 
Adulis (sexes alike)—Pileum dark sepia or sooty brown streaked 
with pale brownish buff or cinnamon; hindneck and back dull cinna- 
mon-brown (or between russet and raw-umber) the former broadly 
streaked with cinnamon-buff, the upper back sometimes with nar- 
rower and indistinct streaks of the same; rump, upper tail-coverts, 
and tail clear deep cinnamon-rufous, the inner web of third and 
fourth rectrices (from outside) mostly black, that of second dusky 
basally; wing-coverts nearly concolor with back, the middle and 
greater series with terminal portion paler and more cinnamomeous 
or tawny; secondaries dull cinnamon-rufous with a large subterminal 
area of black (concealed in the closed wing), the basal portion (exten- 
sively) of inner web clear ochraceous-buff; proximal (shorter) pri- 
maries black, tipped with dull cinnamon-rufous and crossed by a 
broad subbasal area of the same (lighter, more ochraceous-buff, on 
inner webs); distal (longer) primaries, except three outermost, similar 
