230 SYNOPSIS OF THE n U M M I N G-B I R D S. 



5. "^Eucephala hypocyanea. 



Eucephala hypocyanea, Gould, P. Z. S. (18C0), p. 306.— Id., Mon. Troch,, vol. v, pi. 334.— Id., Intr. Troch., 

 octavo ed., p. 166 (1861). — Muls., Hist. Nat. Ois. Mouch., torn, ii, p. 36.— Elliot, Ibis (1874), p. 88. 



Ilah. Brazil? 



"Crown of the head, back of the neck, back and flanks, somewhat dull green; 

 throat and chest brilliant blue, passing into glittering green on the centre of the 

 abdomen ; Avings purplish-brown ; upper tail coverts reddish-bronze ; under tail 

 coverts brownish-black, with ■ bronzy tips; tail steel-black; thighs brown; upper 

 mandible black; basal two-thirds of the lower mandible flesh-color, the apical third 

 black. Total length, 3_^ in. Bill, f in. Wing, 2 in. Tail, 1| in."— (Gould, loc. 

 cit.) 



6. Eucephala subcaerulea. 



Eucephala stibcwrnlea, Elliot, Ibis (1874), p. 87.^MnLS., Hist. Nat. Ois. Mouch., torn, ii, p. 3.5. 



Ilah. Brazil] 



Adult. Upper part of head and back dull green, rest of back and upper tail 

 coverts dark green, witli a rufous tinge dispersed all over those parts; throat, breast, 

 and centre of abdomen beautiful metallic caerulean-blue; flanks shining grass-green. 

 Lower part of abdomen covered by fluff"y-white feathers. Under tail coverts 

 metallic-green. Wings purple. Tail bluish-black. Maxilla black; mandible yel- 

 low (in life possibly red) for its entire length, save the tip which is black. Feet 

 brownish-black. Thighs buff'y-white. Total length, 3j in. AVing, 2 in. Tail, if 

 in. Culmen, g in. (Type in my collection.) 



7. Eucephala caerulea. 



Trochilus caruleus, Vieill., Nouv. Diet. Hist. Nat., torn. 7, p. 361 (1817). 



Ornismya audehertii, Lkss., Ois. Mouch., pp. xxx, 164, pi. 51 (1829). 



Trochilus audeherti, PniNZ. Max., Betr., t. iv, p. 67. 



Hylocharis cwriUea, Gray, Gen. Birds, vol. i, p. 114, sp. 34. — Bon., Rev. and Mag. Zool. (1854), p. 255. 



Thaumatias cceruleus, Bon., Consp. Gen. Av., vol. i, p. 78 (1850). 



Chlorestes ccerulea, Reich., Aufz. dcr Colib., p. 7 (1853).— Id., Troch. Euum., p. 4, t. 692, figs. 4534-35 (1855). 



—Cab. and Hein., Mus. Hein. Th., iii, p. 46 (note) (1860). 

 Eucephala ccerulea, Gould, Mon. Troch., vol. v, pi. 335. — Id., Intr. Troch., octavo ed., p. 167 (1861). — Mols., 



Hist. Nat. Ois. Mouch., torn, ii, p. 32.— Elliot, Ibis (1874), p. 89. 

 Chlorestes mentalis. Cab., Journ. fur Ornith. (186G), p. 159. 



Hah. Trinidad, Venezeula, Guiana, Brazil. 



Male. Upper surface dark grass-green ; chin shining deep blue ; entire under 

 surface luminous yellowish-green, very brilliant. Wings purplish-brown. Tail 

 steel-blue, maxilla black, mandible flesh-color, tip black. Total length, 3| in. 

 AVing, 1| in. Tail, Ig in. Culmen, | in. 



Female. Differs in having the under parts white, feathers of the throat and flanks 

 tipped with green. Rest like the male. Total length, 3^^ in. Wing, 1| in. 'i'^ii^ 

 Ig in. Culmen, | in. 



