3840 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
Young male (nestling). —Essentially like immature males, but col- 
oration duller, the under parts rather dull metallic bronze-green (like 
upper parts), the pileum and nape dusky, faintly glossed with bronze- 
green (no nuchal crest). 
Adult female—Above bright metallic bronze-green or greenish 
bronze, becoming much duller on pileum, where the green or bronze 
is confined to a terminal spot on each feather, the remaining portion 
being grayish dusky; middle pair of rectrices bright bronze-green or 
greenish bronze, the other rectrices black, more or less glossed with 
bronze-green on basal portion of outer web, the two outermost (on 
each side) extensively tipped with white; remiges dusky, faintly 
glossed with bronzy purple, the innermost secondaries with outer 
webs more or less extensively metallic bronze-green (mostly on termi- 
nal portion); primary coverts dusky, glossed on outer web with 
bluish green; loral and auricular regions grayish dusky; malar region 
and under parts white, the sides, flanks, sides of neck and chest 
heavily spotted with metallic bronze-green or greenish bronze, the 
sides of throat sometimes with similar but smaller spots; maxilla 
dusky, sometimes becoming brownish (dull reddish in life?) basally; 
mandible pale brownish or dull yellowish (pink or reddish in life), 
passing into dusky terminally; iris dark brown; feet dusky; length 
(skins), 97-112 (105); wing, 54.5-58 (56.9); tail, 35.5-40 (37.6), 
middle rectrices, 30-33.5 (31.4); culmen, 19-21.5 (21).¢ 
Southern slope, island of Jamaica (vicinity of Kingston; Cinchona, 
5,000 feet; Spanishtown; Hope Gardens, 700 feet; Flanstead; 
Moneague; Port Henderson); accidental or occasional on northern 
slope (Priestmans River). 
[ Trochilus] polytmus Linnazus, Syst. Nat., ed. 10, i, 1758, 120 (based on Polytmus 
viridans Brown, Jamaica, 145; Long-tailed Black-cap Humming Bird, Avis 
mellivora, macroura, capite nigro, Edwards, Nat. Hist., i, pl. 34); ed. 12, i, 
1766, 189.—Gmeuin, Syst. Nat., i, pt. 1, 1788, 486.—Latuam, Index Orn., i, 
1790, 302. 
T[rochilus] polytmus Viewtot, Tab. Enc. Méth., ii, 1822, 554. 
Trochilus polytmus ViE1tot, Nouv. Dict., d’Hist. Nat., vii, 1817, 355.—Gossz, 
Birds Jamaica, 1847, 97; Illustr. Birds Jam., 1849, pls. 19, 20.—Gouxp, Mon. 
Troch., ii, 1849, pl. 98. 
Al[ithurus] polytmus CaBantsand Herne, Mus. Hein., iii, March, 1860, 50.—HEINE, 
Journ. fir Orn., 1863, 205.—Nrwton, Handb. Jamaica, 1881, 108.—Harrert, 
Das Tierreich, Troch., 1900, 106 (monogr.). 
Aithurus polytmus GouLp, Introd. Troch., oct. ed., 1861, 75.—ScuaTER, Cat. Am. 
Birds, 1862, 293.—Marcu, Proc. Ac. Nat. Sci. Phila., 1863, 284.—Exiot, 
Ibis, 1872, 353 (synon.; crit.); Classif. and Synop. Troch., 1879, 96.—MuL- 
sant and VERREAUX, Hist. Nat. Ois.-Mouch., i, livr. 4, 1874, 335; iv, livr. 3, 
1878, 185.—Cory, Auk, iii, 1886, 352; Birds West Ind., 1889, 147; Cat. West 
Ind. Birds, 1892, 13, 106, 1830.—Scorrt, Auk, ix, 1892, 277, part.—Satvin, Cat. 
@ Ten specimens. 
