302 Genera of Humming Birds. 



Sclasopherus, Reich., Troch. Enum., 1855, p. 11. 

 Type : T. longirostris, Vieillot. 



Bill straight, longer than half the body, hooked at tips. 

 Maxilla denuded of feathers at base, nostrils exposed. Wings 

 narrow, rather long, reaching the end of tail. Tail slightly 

 rounded, all the rectrices nearly of the same length. Sexes 

 unlike. 



Habitat. — Venezuela, Trinidad, Brazil, Guiana, Colombia, 

 Ecuador and Peru. 



418. Floricola longirostris, Vieill, Ois. Dor., 1802, t. i., 



p. 107. 



Trochilus superbus, Shaw, Nat. Misc., vol. xiii., pi. 517. 



Ornismya super ba, Less, Ois. Mou., 1829, p. 40. 



Ornismya longirostris, d'Orb and Lafr., Syn. Av., 1838, 

 t. ii., p. 29. 



Mellisuga longirostris, Gray, Gen. Birds, vol. i., p. 112. 



Selnsphorus longirostris, Reich., Aufz. der Colib., 1853, 

 P- 13- 



Heliomastes longirostris, Bon., Rev. and Mag., Zool, 1854, 

 p. 251. 



Heliomaster stuartae, Lawr., Ann. Lye. Nat. Hist. N.Y.,. 

 i860, p. 261. 



Heliomaster albicrissa, Gould, P.Z.S., 1871, p. 504. 



Long-billed Star-throat, Gould, Mon. Troch., vol. iv., p. 



259- 



r Heliomaste de Corinne, Muls., Hist. Nat. Ois. Mou., 1876, 



t. ii., p. 272. 



White-vented Star-throat , Gould, Mon. Troch. Suppl., 

 1886, p. 30. 



Habitat. — Venezuela, Trinidad, Brazil, Guiana, Colombia, 

 Ecuador and Peru. 



Male. — Forehead and crown metallic green with bluish 

 reflections. Upperside dark bronzy-green. A patch of white 

 feathers in the middle of the rump. Median rectrices bronze- 

 green, laterals bronze-green at base, passing to black with a 

 spot of white on tips on the two laterals close to outermost 

 ones, and larger on these last ones. Spot behind the eye, and 



