BIRDS OF NORTH AND MIDDLE AMERICA. 7 



Euphonia cyaneidorsalis Dubois, Eev. et Mag. de Zool., xi, 1859, 49, pi. 2 



(Guatemala; type lost).' 

 Euphonia cyanodoraalia Jaedinb, Ibis, 1860, 103 (crit.).— Sclatbe, Cat. Birds 



Brit. Mus. xi, 1886, 53, footnote. 

 [Euphonia} cyamdorsalis Geay, Hand-list, li, 1870, 79, no. 7163. 

 Alcrocompsa] cyanodorsalis Oabanis, Journ. fiir Orn., ix, March, 1861, 89, in text. 

 Clhlorophonia] cyanodorsalis Sclater and Salvin, Exotic Orn., pt. vi, April, 1868, 



83, 84, in text. 

 Chloroph[onia'] cyanodorsalis Dubois, Ibis, 1881, 179, in text (crit.; considers it an 



accidental variety of C. occipitalis). 

 Cfdorophonia cyanodorsalis Salvin and Godman, Biol. Centr.-Am., Aves, i, 1883, 



255. 



CHLOROPHONIA CALLOPHRYS (Cabanis). 

 COSTA RICAN CHLOROPHONIA. 



Adult male. — ^Forehead and broad superciliary stripe (extending to 

 sides of occiput) bright yellow (gamboge or rich chrome), the forehead 

 sometimes tingec or mixed with yellowish green; anterior portion of 

 crown yellowish green; rest of crown, with occiput, clear campanula 

 blue, forming a large oblong or oval patch; hindneck azure blue, 

 becoming more turquoise blue below, where sending off lateral branches 

 across posterior margin of sides of neck; rest of head and neck, with 

 i-hest, uniform bright yellowish green, the eyelids tinged with blue; 

 whole breast, abdomen, anal region, and under tail-coverts bright 

 yellow (lemon or gamboge), the yellow of the breast separated from 

 the green of the chest by a semicircular narrow band of brownish black 

 tinged with chestnut; sides and ilanks uniform bright yellowish green; 

 back, scapulars, rump, upper tail-coverts, wings, and tail plain bright 

 yellowish grass green, the primaries blackish, edged with green; bill 

 grayish brown or horn color basally, blackish terminally; legs and 

 feet light horn color (in dried skins); length (skins), 133.4-135.9 (134.6); 

 wing, 76.2-79.2 (77.5); tail, 43.2-46.7 (45.5); exposed culmen, 9.1-9.7 

 (9.4); depth of bill at base, 5.8-6.4 (6.1); tarsus, 18.3-19.1 (18.5); 

 middle toe, 18.2-13.5 (13.2).^ 



ASmU female. — Similar to adult male but with forehead and super- 

 ciliary region j^reen instead of yellow; occipital patch slightly darker 

 blue; blue of hindneck mixed with green; breast green instead of yellow, 

 and yellow of abdomen, etc., paler and less sharply defined against 

 green of sides and flanks; length (skins), 121.9-138.4 (130.8); wing, 

 72.4-74.9 (73.4); tail, 40.6^2.9 (41.7); exposed culmen, 9.7-10.2 (9.7); 

 depth of bill at base, 6.4^7.1 (6.6); tarsus, 17.8-18.8 (18.3); middle 

 toe, 13.2.^ 



Immature male andfewMle. — Similar to the adult female, but colors 

 duller, and without any blue on pileum or neck, or with only scattered 

 blue feathers. 



'See Sclater, Oat. Birds Brit. Mus., xi, 1886, 53, footnote. 

 ^ Five specimens. 



