74 Genera of Humming Birds. 



golden-green. Abdomen and flanks bronze-green. Anal 

 region white. Undertail-coverts bronze-green, margined with 

 pale buff. Wings purplish-brown. Bill black. 



Total length, 3|in. Wing, 2f . Tail, if. Culmen, \. 



Female. — Upperside bronzy-green. Tail like that of male 

 with the two outermost rectrices tipped grayish-white. Under- 

 side pale buff, whiter on abdomen and flanks, minutely spotted 

 with golden-green on throat and breast, and bronze-green on 

 flanks and abdomen. Anal region white. Wings purplish- 

 brown. Maxilla black. Mandible flesh colour at base, the 

 rest black. Same size as male. 



This new species was discovered in Peru, 1873, by Mr. H. 

 Whitely. It is closely allied to M. smaragdinicollis , but is 

 a much larger bird. Besides the size, the principal differences 

 consist in the greenish colour of the tail above, and the more 

 golden tinge of the underside. 



Types in Boucard's Museum. 



102. Metallura Tyrianthina, Lodd., P.Z.S., 1832, p. 6. 



Ornismya allardi, Bourc, Rev. Zool., 1839, p. 294. 



Ornismya paulinae, Boiss, Rev. Zool., 1839, p. 354. 



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



Trochilus allardi, Jard., Contr., Ornith., 1850, pp. 81-82. 



Urolampra tyrianthina^ Cab. and Hein., Mus. Hein., 1866, 

 t. iii, p. 68. 



Tyrian Tail, Gould, Mon. Troch., vol. iii, p. 195. 



La Métallure d'Allard, Muls., Hist. Nat. Ois. Mou., 1876, 

 t. iii, p. 1 17. 



Habitat. — Columbia, Venezuela. 



Male. — Upperside bronzy-green in some specimens, in 

 others golden-green. A small white spot behind the eye. 

 Tail metallic purple-bronze, brighter above than beneath. 

 Throat luminous grass-green. Underside bronzy-green in 

 some specimens, golden-green in others. Buffy on breast. 

 Undertaif coverts, bronzy-green margined with buff. 



Wings purplish-brown. Bill black. 



Total length, 3:^in. Wing, 2 J. Tail, i|. Culmen, ^. 



Female. — Upperside bronzy-green. Underside rufous 

 marked with bronze feathers on sides of breast, abdomen and 



