BTBDS OF NORTH AND MIDDLE AMBBICA. 579 



Young. — ^Much paler than adults, the general color of upper parts 

 (including wing-coverts) pale grayish to nearly pale buff, minutely 

 marbled and vermiculated with dusky, the pileum with scattered 

 small, mostly sagittate, spots of blackish; bars on under parts much 

 narrower, more irregular, and less sharply defined; younger specimens 

 with the whole throat narrowly, but rather sparsely, barred. 



Panama to southern Mexico; breeding in Guatemala (Duefias; 

 Coban; San Ger6nimo), Yucatan (Chichen-Itza; Rio Lagartos; 

 M6rida; Cozum61 Island), Campeche (Campeche), Tabasco (Monte- 

 cristo), Chiapas (Palenque; Tuxtla Gutierrez; San Bartolomd; 

 Tonala), Oaxaca (San Mateo; Juchatengo; Santa Efig^nia), Guer- 

 rero, Colima, and Jalisco (Zapotldn; Atemajfic, near Guadalajara); 

 in migration, south through Honduras (Ruatin Island; TruxiUo), 

 British Honduras (breeding?), Nicaragua (Realejo), and Costa Rica 

 (Rio TirribI; San Jos6; Limon; SalistrAl; Pigres; Bols6n) to Pan- 

 ama (Verdgua). 



Chordeiles brasiliarms (not Caprimulgus brasilUmus Gmelin) Cabsin, Proc. Ac. 

 Nat. Sci. Phila., v, 1851, [8], part (Nicaragua). — Lawrence, Ann. Lye. 

 N. Y., ix, 1868, 120 (Costa Bica).— Fkantzius, Joum. fiir Om., 1869, 314 

 (Costa Rica). 



Ckordediles brasilianiis Cabanis, Joum. fur Om., 1862, 165 (Costa Bica; crit.). 



Ckorddles texensis (not of Lawrence, 1856) Sclateb, Cat. Am. Birds, 1862, 279 

 (Duefias and Coban, Guatemala); Proc. Zool. Soc. Lond., 1866, 134, part 

 (Guatemala; monogr.); Joum. fiir Om., 1867, 264, part. — Lawrence, Ann. 

 Lye. N. Y., ix, 1868, 120 (Bio Tirribi, Costa Bica); ix, 1869, 204 (Merida, 

 Yucatan); Bull. U. S. Nat. Mus., no. 4, 1876, 31 (San Mateo and Santa Efige- 

 nia, Oaxaca). — Prantzius, Joum. fur Om., 1869, 314 (Costa Bica). — Nehr- 

 KOBN, Joum. fiir Om., 1881, 66 (Yucatan; descr. eggs). — Sumichrast, La 

 Naturaleza, v, 1882, 249 (San Mateo and Santa Efigenia, Oaxaca). — Boucard, 

 Proc. Zool. Soc. Lend., 1883, 451 (n. Yucatan). — ^American Ornithologists' 

 Union, Check List, 1886, no. 421, part. — Zeled6n, Anal. Mus. Nac. C. B. 

 i, 1887, 120 (Costa Bica).— Bidq way, Proc. U. S. Nat. Mus., x, 1887, 581 

 (Truxillo, Honduras). — Salvdj, Ibis, 1889, 368 (CozumelL, Yucatan; Buatan 

 I., Honduras; crit.). — Chbbbib, Auk, ix, 1892, 324 (San Jos^, Costa Bica). — 

 Salvin and Godman, Biol. Centr.-Am., Avea, ii, 1894, 397, part (Juchatengo, 

 San Mateo, and Santa Efigenia, Oaxaca; Tonala, Chiapas; Merida, Cozumel 

 I., etc., Yucatan; Duefias, San Geronimo, and Coban, Guatemala; Buatan 

 I. and Truxillo, Honduras; Bealejo, Nicaragua; Bio Tirribi and San Jos6, 

 Costa Bica; Veragua, Panama). — ^Underwood, Ibis, 1896, 442 (SalistraJ, 

 Costa Bica). 



[Chorddles] texensis Coubs, Key N. Am. Birds, 1872, 182, part. — Sclateb and 

 Salvin, Notn. Av. NeOtr., 1873, 96, part.— Sharpe, Hand-list, ii, 1900, 80, 

 part (Costa Bica; Panama). 



C[hordeiles] texensis Bidgwat, Man. N. Am. Birds, 1887, 301, part (Costa Bica). 



Chordeiles acutipennis, var. texensis Baird, Brewer, and Bidgway, Hist. N. Am. 

 Birds, ii, 1874, 406, part (Yucatan; Costa Bica). 



Chordeiles acutipennis texensis Zeled6n, Proc. U. S. Nat. Mus., viii, 1885, 109 

 (Costa Bica). — ^American Ornithologists' Union Committee, Auk, xii, 

 1895, 167 part; Check List, 2d ed., 1895, no. 421, part (Veragua, Panama); 

 3rd ed., 1910, 199, part.— Bendire, Life Hist. N. Am. Birds, (ii), 1895, 172, 



