426 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



more greenish, sometimes nearly bluish green; length (skins, 95-103 

 (100); wing, 54-61 (57.9); tail, 31.5-34 (32.6); culmen, 19.5-23 

 (21. 2). « 



Young. — Essentially like adults, but coloration much duller; 

 pileum very dull greenish blue, the feathers margined, more or less 

 distinctly, with hght brownish; feathers of rump and upper tail- 

 coverts narrowly but distinctly tipped or terminally margined with 

 pale grayish buffy; rectrices narrowly margined at tip with whitish; 

 under parts more or less suffused with buffy, especially on chin, throat, 

 and sides. 



Southeastern Mexico, in States of Vera Cruz (Cordova; Coatepec; 

 Orizaba; Mirador; Huatusco; Jalapa; Jico; Texolo), Oaxaca 

 (Chimalapa; Guichicovi; Tehutotepec; mountains near Santo 

 Domingo), and Chiapas (Gineta Mountains; Yajalon). 



Ornismya eyanocephalus Lesson, Hist. Nat. Ois.-Mouch., 1829, p. xlv ("Bresil"). 



Ornismya cyanocephala Lesson, Suppl. Ois.-Mouch., 1830-31, 132, pL 17, 134, 

 pi. 18 ("Br&il"). 



Trochilus q/anocephalus Lesson, Index Gen. et Synop. Troch., 1832, p. xxii, part. 



Cyanomyia cyanocephala Bonaparte, Rev. et Mag. de ZooL, 1854, 254. — Gould, 

 Mon. Troch., v, 1856, pL 286; Introd. Troch., oct. ed., 1861, 147.— Sclater, 

 Proc. ZooL Soc. Lend., 1857, 212 (Orizaba, Vera Cruz); 1859, 367 (Jalapa, 

 Vera Cruz).— D'Oca, Proc. Ac. Nat. Sci. Phila., 1868, 80 (habits); La Natu- 

 raleza, iii, 1875, 159 (Jalapa, Coatepec, and C6rdova, Vera Cruz); Troq. de 

 Mex., 1875, 37, pi. (7), fig. 26.— Lawrence, Bull. U. S. Nat. Mus., no. 4, 

 1876, 32 (Guichicovi, Oaxaca).— Elliot, Ibis, 1876, 314, part (synon.; crit.). — 

 MuLSANT, Ann. Soc. Linn. Lyon, xxii, 1876, 204. — Salvin, Cat. Birds Brit. 

 Mus., xvi, 1892, 197 (Jalapa, Codtepec, Orizaba, and Cordova, Vera Cruz; 

 Oaxaca and Chimalapa, Oaxaca). — Salvin and Godman, Biol. Ceotr.-Am., 

 Aves, ii, 1892, 291 (Huatusco, etc.. Vera Cruz; Gineta Mts., Chiapas; etc.). — 

 BoucARD, Gen. Hum. Birds, 1895, 163, part (Mexico). 



[Cyanomyia] cyanocephala Sclater and Salvin, Nom. Av. Neotr., 1873, 91, part 

 (Mexico).— Sanchez, Anal. Mus. Nac. Mex., i, 1877, 96 (Jalapa, C6rdova, 

 Orizaba). 



[Agyrtria. /J. Uranomitra] cyanocephala Reichenbach, Aufz. der Colibr., 1854, 10. 



[Agyrtria] cyanocephala Reichenbach, Troch. Enum., 1855, 7. 



Leucolia cyanocephala Mulsant and Verreaux, Classif. Troch., 1866, 31; Hist. 

 Nat. Ois.-Mouch., i, livr. 3, 1874, 219. 



[Polytmus] eyanocephalus Gray, Hand-list, i, 1869, 133, no. 1712. 



Uranomitra cyanocephala Elliot, Classif. and Synop. Troch., 1879, 197. — Ferrari- 

 Perez, Proc. U. S. Nat. Mus., ix, 1886, 158 (Jalapa).— Chapman, Bull. Am. 

 Mus. N. H., X, 1898, 33 (Jalapa).— Lantz, Trans. Kansas Ac. Sci. for 1896-97 

 (1899), 221 (Codtepec). 



[Amazilia] cyanocephala Sharpe, Hand-list, ii, 1900, 109. 



Cyanomya cyanocephala Boucard, Notes quelques Troch., 1873, 8 (C6rdova, 

 Jalapa, and Orizaba, Vera Cruz); Ann. Soc. Linn. Lyon, xx, 1874, 276 (do.). — 

 Sumichrast, La Naturaleza, v, 1881, 250 (Orizaba, Vera Cruz; Guichicovi, 

 Oaxaca) . 



Cyanomya (Leucolia) ajanocephala Mulsant and Verreaux, Hist. Nat. Ois.- 

 Mouch., iv, livr. 3, 1878, 170 (crit.). 



a Eight specimena. 



