J94 SYNOPSIS OF THE HUMMING-BIRDS. 



Hah. Venezuela and Columbia. 



Male. Upper parts dark shining green. Kump and upper tail coverts metallic 

 yellowish-green, intensely luminous. Throat and under tail coverts violet-blue. 

 Breast dark green, black in certain lights ; rest of under parts glittering metallic 

 golden-green. Tarsal tufts pure white. Tail steel-black. Bill and feet black. 

 Total length, 4 in. Wing, 2| in. Tail, 1| in. Culmen, f in. 



Female. Diflers in having the throat and upper part of the breast reddish-buff, 

 feathers of the throat tipped with blue, those on the breast spangled with golden- 

 green. Centre of abdomen and vent white. Under tail coverts blue margined 

 with white. In all other respects she resembles the male. 



Some male specimens, which may possibly be in partly immature dress, or seasonal 

 state, have the breast more or less mottled with rufous. 



15. Eriocnemis smaragdinipectus. 



Eriocneniis smaragdinipectus, Gould, Ann. Mag. Nat. Hist. (1SG8), p. 322. — Elliot, Ibis (18T2), p. 29,5. — 

 MuLS., Hist. Nat. Ois. Mouch., torn, iii, p. 35. - 



Hah. Ecuador-. 



Adult. This species only differs from the E. r^estita by having the brilliant 

 metallic-green of the breast extend quite to the throat mark, without the dark 

 almost black hue that covers the breast of the common species. Total length, 4 iu. 

 Wing, 2 J in. Tail, 1| in. Culmen, ^ in. 



16. Eriocnemis nigrivestis. 



TrochtlHS nigrivestis, Bourc. and Mii.s., Ann. See. Agr., Lyon (18.52), p. 144. 



Eriocnemis nigriventris, Reicu., Anfz. der Colib., p. 9 (1853). 



Eriocncmys nigrivestis, Bon., Rev. and Mag. Zool. (18.54), p. 252. 



Eriocnemis nigrivestis, Reich., Troch. Enum., p. 6 (1855).— Gould, Mon. Troch., vol. iv, pi. 276. — Id., Intr. 



Troch., octavo ed., p. 145 (1861).— Elliot, Ibis (1872), p. 295.— Muls., Hist. Nat. Ois. Mouch., torn, iii, 



p. 38. 



Hah. Ecuador. 



Male. General plumage black, with green reflections. Throat metallic-blue. 

 Wings purplish-black. Upper tail coverts indigo-blue ; under tail coverts violet- 

 blue. Tarsal tufts white. Tail blue-black. Bill and feet black. Total length, 3f 

 in. Wing, 2f in. Tail, If in. Culmen, f in. (Type in my collection.) 



Female. Upper surface bronzy-green, becoming pure green on rump and upper 

 tail coverts, these last luminous. Throat blue, breast golden-bronze. Under parts 

 shining green. Tarsal tufts white. Under tail coverts violet-blue. Tail blue-black. 

 Bill and feet black. 



17. Eriocnemis dyselius, 



Eriocnemis dyselius, Elliot, Ibis (1872), p. 294.— Muls., Hist. Nat. Ois. Mouch., torn, iii, p. 50.— Sclat. and 

 Salv., Nomencl., p. 91 (1873). 



Hah. Ecuador. 



