272 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Xanthomm dominicemis D'Oebigny, in La Sagra's Hist. Nat. Cuba, Ois., 1839, 

 115, pi. 19 6is.— GuNDLACH, Journ. Bost. Soc. N. H., vi, 1852, 318 (Cuba).— 

 Cabanis, Journ. fiir Orn., 1856, 10. — Brewer, Proc. Bost. Soc. N. H., vii, 

 1860, 307 (Cuba). 



Icterus virescens (not of Daudin, 1800) Vigors, Zool. Journ., iii, Dec, 1827, 441 

 (near Havana, Cuba; coll. Zool. .Soc. Lond.). 



(?) Pslarocolim'] melanopsis "W agimr, Isis, 1829, 759 (no locality). 



[PenduUnus] hyponielas Bonaparte, Consp. Av., i, 1850, 433 (Cuba; "Mexico;" 

 ex Icterus hypomelas Du Bus, manuscript). 



PenduUnus hypomelas Cassin, Proc. Ac. Nat. Sci. Phila., 1867, 59 (monogr.). 



Xanthomus hypomelas Gundlach, Eepert. Fisico-Nat. Cuba, i, 1866, 287; Journ. 

 fur Orn., 1874, 128. 



Icterus hypomelas Sclater, Ibis, 1883, 360 (monogr.); Cat. Birds Brit. Mns., xi, 

 1886, 370 (San Cristobal, Cuba).— Cory, Auk, iii, 1886, 215 (synonymy and 

 di^nosis) ; Birds W. I., 1889, 102; Cat. W. I. Birds, 1892, 14, 110, 129 (Cuba; Isle 

 of Pines).— Chapman, Bull. Am. Mus. N. H., iv, 1892, 305 (habits, etc.; crit.). 



[Icterus'] hypomelas Sclater and Salvin, Nom. Av. Neotr., 1873, 36. — Cory, List 

 Birds W. I., 1885, 13. 



Icterus dominicensis, var. hypomelas Bryant, Proc. Bost. Soc. N. H., xi, 1866, 254, 

 footnote (crit. ). — Baird, Brewer, and Ridgway, Hist. N. Am. Birds, ii, 1874, 

 182, footnote. 



ICTERUS PORTORICENSIS (Bryant). 

 FORTO BIOATS ORIOLE. 



Adults {sexes alike). — Similar to /. dominicensis, but bill decidedly 

 largei" and relatively stouter, upper rump black, flanks black, and tail- 

 coverts (especially the upper) partly black; similar also to I. hypomdas, 

 but upper rump black, under tail-coverts mostly yellow, and lower part 

 of abdomen yellow, the bill also much longer, middle toe longer, and 

 tarsus shorter. 



Immature (second yea/rf). — Very different from corresponding stage 

 of I. hypomelas. Head and neck (except pileum and hindneck) gall- 

 stone or saffron yellow, brightest or clearest on malar region, chin, and 

 throat, more or less tinged with russet on lower throat, auricular 

 region, and lores; chest and breast dull gallstone yellow or light raw 

 sienna, passing into a more buffy olive hue on sides and flanks, the 

 under tail-coverts light yellowish olive or olive-yellow; pileum and 

 hindneck cinnamon-brownish, becoming more yellowish on forehead; 

 back and scapulars uniform light grayish brown; rump and upper tail- 

 coverts yellowish olive; lesser and middle wing-coverts dull olive- 

 yellowish or light yellowish olive; rest of wings deep hair brown with 

 paler edgings; edge of wing clear yellow; tail olive or olive-greenish. 



Young {first year). — Similar to the preceding, but coloration duller 

 and wing-edgings more buffy. 



Adult ??mZ<?.— Length (skins), 194.3-203.2 (197.9); wing, 88.9-96.8 

 (94); tail, 84.1-89.2 (86.9); culmen, from base, 23.4^25.7 (24.6); depth 

 of bill at base, 8.9-9.7 (9.1)-, tarsus, 22.9-23.1 (23.1); middle toe 

 17.3-18 (17.8).' 



^ Five specimens. 



