108 BULLETIN 50, UKITED STATES NATIONAL MUSEUM. 



Merula jamaicensis Gosse, Birds Jamaica, 1847, 142; Illustr. Birds Jam., 1849, pL 

 24.— DeiNny, Proc. Zool. Soc. Lond., 1847, 38.— Cory, Auk, iii, 1886, 2 

 (synonymy); Birds West Ind., 1889, 16; Cat. W. I. Birds, 1892, 19, 122, 131. 



[Merula] jamaicensis Cory, List Birds West Ind., 1885, 5. — Sharpe, Hand-list, 

 iv, 1903, 122. 



[Planesticus] jamaicensis Heine and Reichenow, Nom. Mus. Hein., 1890, 3. 



Turdus capudnus Hartlaub, fide Bonaparte, Consp. Av., i, 1850, 271. 



Turdris leucovhthalma Hill, fide Bonaparte, Consp. Av., i, 1850, 271. 



Turdus lereboidleti Bonaparte, Compt. Rend., xxxviii, 1854, 3; Notes Orn. CoU. 

 Delattre, 1854, 27. 



PLANESTICUS TRISTIS TRISTIS (Swainson). 



MEXICAN THRUSH. 



Adults (sexes alike). — Above plain bright, slightly buffy, olive 

 (varying from clear olive to decidedly buffy olive, or between raw- 

 umber and broccoli brown), the rectrices and terminal portion of 

 primaries grayer (olivaceous hair brown) ; chin, throat, and extreme 

 upper portion of chest white, buffy white, or pale buff, the throat 

 broadly streaked with dusky, except lower portion, which, together 

 with extreme upper part of chest, is immaculate, forming a con- 

 spicuous transverse patch of white or pale buff; chest, sides, and 

 flanks plain light buffy grayish brown, pale wood brown, or pale 

 Isabella color, fading into white on abdomen and under tail-coverts, 

 the latter without any concealed gray; axillars pale buff, tinged 

 with color of sides; under wing-coverts (except those along edge of 

 wing) clear buff; bill (in dried skins) horn color or dusky, the man- 

 dible paler and more yellowish, sometimes mostly yellowish; iris 

 brown; legs and feet horn color (in dried skins). 



Young. — Upper parts similar in color to those of adults, but feathers 

 of pileum, back, and scapulars, with narrow shaft-streaks of buff, 

 the lesser, middle, and greater wing-coverts with similar, but broader, 

 more wedge-shaped, and more ochraceous markings (these less dis- 

 tinct on greater coverts) ; chin, patch on lower throat, abdomen, 

 and lower tail-coverts plain white; middle throat and whole chest 

 buff (paler on throat), spotted with dusky; sides and flanks deeper 

 buff, the anterior portion of the former barred or transversely spotted 

 with dusky. 



Adult ma?(^.— Length (skins), 223-244 (238); wing, 122.5-133.5 

 (127.5); tail, 93-104 (101.2); exposed culmen, 19-23 (20.7); tarsus, 

 28.5-33.5 (31.4); middle toe, 19.5-23 (21.3)." 



Adult /maZe.— Length (skins), 215-238 (231); wing, 121-129.5 

 (124.4); tail, 92.5-101 (96.4); exposed culmen, 18.5-21.5 (20.5); 

 tarsus, 30-33 (31.2); middle toe, 20-22 (20.7).^ 



a Fifteen specimens. 6 Eight specimens. 



