304 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Ydii/hj {firvt phiiiiage). — Similar to the immature plumage described 

 above, but yellow of under parts and sides of head much paler (dull 

 canary yellow) ; color of upper parts duller and browner; black "mask" 

 much duller and less sharply defined, and the white on wing-coverts 

 reduced to two broad bands (across ends of middle and greater coverts, 

 respectively). 



AdMltmale.—LiQngth (skins), 189.2-191.8 (190.5); wing, 99.6-105.7 

 (102.9); tail, 81.3-87.6 (84.8); culmen, from base, 23.1-24.4 (23.9); 

 depth of bill at base, 10.2-10.7 (10.4); tarsus, 23.6-25.1 (24.4); middle 

 toe, 17-18.3 (17. 5). 1 



Adult female. — Length (skin), 194.3; wing, 101.6; tail, 83.6; culmen, 

 from base, 22.9-25.1 (23.9); '^ depth. of bill at base, 10.7; ' tarsus, 23.4- 

 24.9 (24.1); middle toe, 17-18.3 (17.5).' 



Island of Jamaica, Greater Antilles. 



(?) [Oriolus] nidipendulus Gmblin, Syst. Nat., i, pt. i, 1788, 390 (Jamaica; based 



on liangn'est Oriole Latham, Synopsis, i, pt. 2, 437, etc.) — Latham, Index 



Orn., i, 1790, 181. 

 Pslarocolius'] leucopteryx W agler, Syst. Av., 1827, Psarocolius, sp. 16. 

 {Icterus] leucopieryx Gosse, Birds Jamaica, 1847, 226. — Sclater, Proc. Zool. Soc. 



Lond., 1861, 74; Gat. Am. Birds, 1862, 134; Ibis, 1883, 374 (monogr.); Cat. 



Birds Brit. Mus., xi, 1886, 387 (Moneague, Jamaica). — Albeecht, Journ. 



fiir Cm., 1862, 197.— Maech, Proc. Ac. Nat. Sci. Pliila., 1863, 299.— Cory, 



Auk, iii, 1886, 218 (synonymy and diagnosis); Birds W. I., 1889, 105 (do.); 



Cat. W. I. Birds, 1892, 15, 110 (Jamaica) .—Scott, Auk, x, 1893, 178 (crit.; 



song).— Field, Auk, xi, 1894, 126. 

 llcterus] leucopteryx Bonaparte, Gonsp. Av., i, 1850, 436 (" Mexico ") .—Gray, 



Hand-list, ii, 1870, 32, no. 6453.— Solatek and Salvin, Nom. Av. Neotr., 



1873, 36.— Cory, List Birds W. I., 1885, 13. 

 Ilclei-usl leucopteryx Newton (A. and E.), Handb. Jamaica, 1881, 104. 

 Oerus (typographical error) leucopteryx Gory, Gat. W. I. Birds, 1892, 130. 

 Pendvlinus leucopteryx Gassin, Proc. Ac. Nat. Sci. Phila., Apr., 1867, 59 (monogr.). 

 Oriolus mexicanus (not of Linnseus) Leach, Zool. Misc., i, 1814, 8 (excl. syn.), 



pi. .2 (St. Andrews, Jamaica). 

 Icterus personatus Temmii^ck, Pi. Gol., livr. 80, Sept., 1829, pi. 482. 

 Ict[erus'] personatus Bonaparte, Gonsp. Av., i, 1850, 435 (Jamaica). 



ICTERUS BAIRDI Cory. 

 BAIUD'S ORIOLE. 



Similar to I. leucopteryx, but under parts brighter and purer yellow, 

 and upper parts (except wings and tail) dull yellow instead of olive- 

 green. 



"Front of face and throat black; under parts bright yellow; back 

 dull yellow, showing a faint trace of olive on the upper back; tail and 

 wings black; lesser coverts bright yellow, greater secondary wing- 

 coverts pure white, forming a broad white wing-patch, some of the 

 inner primaries delicately edged with white, showing more clearly on 

 the inner secondaries; bill and feet black. 



' Four specimens. -' Two specimens. 



