580 BFLLETIIS^ 50, UNITED ^^TATE^^ NATTOXAL MUSEUM. 



AV//^r/t. — West Indies, eustern South Anieriea. :uul Central America 

 to southern jNIexieo. 



KKV TO THE STKCIES AX1> SfHSPECIES (IF ElETHEIA 



(I. Head with more or less of yellow (indistinct in yimng). 



h. Chin yellow; no yellow on lower throat. {Euethein oliracea.) 



c. Adnlt males with top of head olive-ijreen, exeept forehead and a line along 

 upper edge of yellow supercilium, and with black of under ])arts not extenxl- 

 ing farther backward than breast. 

 d. Smaller (wing averaging less than 50.80; tail averaging less than 38.10); 

 black on under parts restricted to chest. (Greater Antilles.) 

 «'. Upper parts grayish olive-green; under parts without yellow suffusion; 

 larger (wing of adult male averaging more than 49.53). (Cuba; (iraiid 

 Cayman; Little Cayman: Jamaica; Haiti.) 



Euetheia o!ivacea olivacea (p. 530) 

 ee. Upper jxirts ochreous olive-green oi- l)right olive-green, lower jiarts suf- 

 fused with yellowish. 

 ./'. Above dull ochreous olive-green; beneath dull light grayish brown 

 laterally. (Cayman Brae, near Cuba.) . .Euetheia olivacea coryi (p. 532) 

 ff. Above bright yellowish olive-green, beneath light grayish olive later- 

 ally, yellowish white or light yellow medially. (Porto Eico. ) 



Euetheia olivacea bryanti (j). 533) 

 d(L Larger (wing more than 50.80; tail more than 38.10) ; black on chest more 

 extended. (Cozumel and Holbox islands. Yucatan.) 



Euetheia olivacea intermedia (p. 533) 



(■!■. Adult males with top of head black or mainly so, and Avith black of under 



])arts extending over breast or beyond. (Southern ^Mexico to Colombia.) 



Euetheia olivacea pusilla (p. 534) 

 hl>. Chin l)lack (male) or chestnut (female); a broad yellow Viand across throat. 



(Cuba. ) Euetheia canora (p. 536) 



an. Head without any yellow. 



/'. Smaller (wing not more than 55.88, usually much less. {Enetheid bicolor.) 

 c. Darker, the more anterior under parts black in adult males. 



(/. Adult males w"ith black extending to, sometimes overspreading, abdomen. 

 ('. Larger (wing averaging 53.34; tail 41.40); back more grayish olive-green. 



( Bahamas. ) , Euetheia bicolor bicolor (p. 537 ) 



('('. Smaller (wing averaging less than 52.07, tail less than39.37); back brighter 

 olive-green. (Cuba; Porto Rico; St. Thomas; St. Johns; Virgin Gorda; 

 Anegada; St. Croix; Lesser Antilles, except Barbados and Grenada; 



Tobago; Venezuela; Colond)ia ?) Euetheia bicolor omissa (p. 538) 



(hi. Adult males with black terminating abruptly on chest. (Jamaica; Haiti; 



Barbados; Grenada; Colombia ??) Euetheia bicolor marcni (p. 541) 



re. Paler, the more anterior under parts dusky slate color in adult male. (Is- 

 lands of Curasao, Bonaire, and Aruba. ) ...Euetheia bicolor sharpei (jx 543) 

 1)1). Larger (Aving 58.42 or more). (Islands of Old Providence and St. Andrews, 

 Caribbean Sea) Euetheia grandior (p. 543) 



EUETHEIA OLIVACEA OLIVACEA (Linnaeus). 

 YELLOW-FACED GRASSaUIT. 



Adult male.— Ahoxe. including uuricukr region, plain grayish olive, 

 tinged with olive-green; anterior portion of forehead (extending l)ack- 

 ward in a line along each .side of crown), lores, malar region, lower 



