SPIZA. 451 



a 1 . Head without trace of yellow. 



Adult male : Head and lower parts dull black, the latter becoming grayish 

 posteriorly ; rest of plumage dull olive-green. Adult female : Head and 

 lower parts dull olive-grayish, upper parts as in the male. Immature 

 male : Similar to adult female, but fore-part of head, chin, throat, and 

 middle of chest blackish. Length about 4.00^.25, wing 2.00-2.10, tail 

 1.75-1.80. Nest in bushes, composed of dried grasses, etc. Eggs 3-5, .66 

 X -48, white or greenish white, speckled, chiefly on or round larger end, 

 with umber-brown and burnt-umber. Sab. Bahama Islands ; accidental 



or casual in southern Florida 603. E. bicolor (Linn.). Grassquit. 



a 2 . Head with more or less of yellow. 



6 1 . Adult males with patch covering chin and upper part of throat, streak or 



spot over lores, and edge of wing bright yellow, the rest of head, with 



lower throat and chest (sometimes breast and upper belly also), black ; 



adult females without chestnut on chin or throat, the plumage also devoid 



of black or sharply defined yellow markings on head. 



c l . Adult male with black of head restricted to forehead, lores, part of 



malar region, lower throat, and chest, the rest of head (where not 



occupied by yellow markings) olive-green. Sab. Greater Antilles 



(Cuba, Jamaica, Haiti, and Porto Eico). 



E. olivacea (Lijtn.). Yellow-faced Grassquit. 1 

 c 2 . Adult male with whole head (where not occupied by yellow markings) 

 black ; black of chest continued over breast to belly. Sab. Middle 

 America, from eastern Mexico to Panama. 



E. olivacea pusilla (Swains.). Mexican Grassquit. 2 

 b 2 . Adult male with a broad crescent of bright yellow across lower throat, the 

 extremities curving upward behind ear-coverts, and forward above them 

 to eye ; rest of head, and a band across chest, black ; rest of lower parts 

 light grayish, becoming white on crissum ; upper parts olive-green. 

 Adult female: Similar to male, but chin and upper throat chestnut- 

 rufous, instead of black, the black on chest wanting. Sab. Cuba. 



E. canora (Gmel.). Melodious Grassquit. 3 



Genus SPIZA Bonaparte. (Page 384, pi. CXIL, fig. 4.) 



Species. 



Common Characters. — Above brownish gray or grayish brown, the back and 

 seapulars streaked with black ; top of head, hind-neck, sides of neck, and ear- 

 coverts plain dull grayish or brownish gray ; a white or yellow superciliary stripe, 

 and a similar malar stripe ; chin (sometimes throat also) white. 



1 Emberina olivacea Linn., S. N. ed. 12, 1766, 309. 



2 Tiaris pusilla Swains., Phil. Mag. i. 1827, 438. Eueiheia pusilla Cab., Mus. Hein. i. 1850, 146. 

 [Note. — On the island of Cozumel, Yucatan, occurs a local race which combines perfectly the characters of 



E. olivacea and E. pusilla. This has been named by me E. olivacea intermedia, in Pr. Biol. Soc. Wash. iii. 

 1885, p. 22.] . 



3 Loxia canora Gmel., S. N. i. 1788, 858. Eueiheia canora Gundl., J. f. 0. 1874, 123. 



