Genera of Hum mi ng Birds. 311 



426. SCHISTES ALBOGULARIS junior, Gould, Jard. Contr, 

 Ornith., 1851, p. 140. 



Schistes personatus, Gould, P.Z.S., i860, p. 311. 



Schistes geoffroyi, Selat, P.Z.S., i860, p. 70. 



Masked Wedge-bill, Gould, Mon. Troch, vol. iv. p. 219. 



White-tliroated Wedge-bill, Gould Mon. Troch., vol. iv., 

 p. 220. 



le Schiste masque, Muls., Hist. Nat. Ois. Mou., 1876, t. iii., 

 P- 153- 



Habitat. — Ecuador. 



Male. — Forehead, face and throat glittering pale green, 

 behind which is a patch of dark blue appearing black in 

 certain lights. Upperside dark green, bronzy on back of 

 forehead, on rump, and on upper part of uppertail-coverts. 

 Median rectrices dark bronzy-green. Laterals light shining 

 bronze-green at base, and tips crossed with a subterminal bar 

 of dark bluish-green extending on inner webs, near the base. 

 Spot behind the eye white. Ear coverts dark bronze-green. 

 On each side of breast a tuft of metallic violet-blue feathers, 

 reddish-purple in certain lights. Across the upper part of 

 breast a broad crescentic white bar. Rest of underside dark 

 green. Wings purplish-brown. Bill black. 



Total length, 4|in. Wing, 2\. Tail, i|^. Culmen, \. 



Female. — Upperside dark green, bronzy on head, rump and 

 uppertail-coverts. Tail like the male, with tips of lateral and 

 outermost rectrices margined with white. Throat white. 

 Underside green, w^ashed with white. 



This rare species w'as discovered at Pallatanga, Ecuador, by 

 Mr. Eraser. 



Genus CXXVII. Heliothrix, Boie, Isis., 1831, p. 547. 



Heliothrys, Gray, List. Gen. Birds, 1840, p. 14. 



Tpye. — T. auritus, Gmelin. 



Bill slightly longer than the head, broad at base, narrowing 

 rapidly towards the middle, the apical half greatly compressed 

 laterally. Tips slender and sharply pointed. Feathers of 

 forehead projecting on the culmen. Wings long, narrow, and 

 pointed. Tail long and rounded at tips, outermost rectrices 

 shortest, laterals and medians slightly and gradually longer. 



