368 Genera of Humming Birds. 



Genus CXLVIII. Eutoxeres, Reich., Syst. Av. Nat., 



1849, t. xi. 



Myiaetina, Bon., Rev. and Mag. Zool., 1S54, p. 249. 



Type : T. aquila, Bourcier. 



Bill greatly curved, forming nearly one third of a circle, 

 wide at base, narrowing suddenly and becoming compressed 

 laterally, mandible entirely hidden in maxilla except at the 

 point. Cutting edges of bill not serrated. Tail cuneate, 

 feathers pointed, long, of same length, except the two outer- 

 most ones which are gradually and slightly smaller. Feet 

 large. Tarsi bare. Sexes alike. 



Habitat. — Costa Rica, Veragua, Colombia and Ecuador. 



498. Eutoxeres .aouila, Bourc, P.Z.S., 1847, p. 42. 



Polytmus aqiiila, Gray, Gen. Birds, 1844-49, ^o^- ^ P- ^o^. 

 Mviaetina aqiiila, Bon., Rev. and Mag. Zool., 1854, p. 249. 



Eutoxeres salvini, Gould, Ann. Mag., Nat. Hist., 1868, vol. 

 i., p. 458. 



Eutoxeres heterura, Gould, Ann. Mag., Nat. Hist., 1868, 

 vol. i., p. 455. 



Sickle Bill, Gould, Mon. Troch., vol. i., p. 3. 



r Eutoxere aigle, Muls., Hist. Nat. Ois. Mou., 1873, vol. i., 

 p. 28. 



Habitat. — Costa Rica, Veragua, Columbia and Ecuador. 



Male. — Upperside dark shining green, dark brown on head. 

 Uppertail-coverts shining green, margined with rufous. 

 Median rectrices shining dark green, tipped with white. 

 Laterals dark green on outer webs, brownish-green on inner, 

 and broadly tipped with white. Underside blackish-brown, 

 striated with bufTy white on throat and breast. On the ab- 

 domen the striated feathers are white in centre, and margined 

 with grayish-black, sometimes intermixed with buff. Sides 

 of breast and abdomen washed with shining green. Under- 

 tail coverts buff in centre, margined with black, and edged 

 with buff. Wings purplish. Maxilla black. Mandible flesh 

 colour. 



Total length, 5in. Wing, 3. Tail, 2f. Culmen, i. 



The small differences in the colour of the striated feathers 

 of the underside betw^een the specimens from Central America 



