236 Genera of Humming Birds. 



toe and nail. Lower part of back and rump brilliantly 

 coloured in males. Sexes similar. 



Habitat. — Colombia, Ecuador, Peru, and Bolivia. 



335. Aglaeactis CUPRIPENNIS, Bourc. and Muls., Ann. Soc. 

 Agr. Lyon, 1843, t. vi., p. 46. 

 Mellisuga cupripennis, Gray, Gen. Birds, vol. i., p. 212. 

 Helianthea cupripennis, Reich. Troch. Enum, 1855, p. 6. 



Aglaiactis aequatorialis, Cab. and Heine, Mus. Hein, i860, 

 t. iii., p. 70. 



Aglaeactis parvula, Gould, Int. Troch., 1861, p. 106. 

 Shining Sun-beam, Gould, Mon. Troch., vol. iii., p. 179. 



V Aglaeacte a rectrices bronzees, Muls., Hist. Nat. Ois. 

 Mou., 1876, t. iii., p. 24. 



Habitat. — Colombia and Ecuador. 



Male. — Head, neck, and back, dark bronzy-brown. A 

 narrow band of rufous on neck. Rump and back, viewed from 

 behind, metallic purple-crimson, passing to greenish-gold on 

 uppertail-coverts. Median rectrices rufous at base, passing to 

 bronze, shaft very apparent for two-thirds of its length pale 

 rufous, laterals rufous, margined and tipped with bronze. 

 Shaft of external wing feather rufous and very apparent 

 nearly to the end. Underside rufous, excepting a pale buff 

 spot on the breast. Wings purplish-brown. Maxilla black. 

 Mandible flesh colour at base, rest black. 



Total length, 4fin. Wing, 3i. Tail, 2\. Culmen, f. 



Female. — The only difference with the male consists in 

 having the wings shorter, less brilliant on back, rump, and 

 uppertail-coverts, the band of rufous on neck is broader, and 

 the rufous of the underside is paler. 



Total length, 4fin. Wing, 3^. Tail, 2f . Culmen, |. 



There is no difference whatever in the size or colouring 

 between the specimens from Colombia and Ecuador. 



*336 Aglaeactis Caumatonota, Gould, P.Z.S., 1848, p. 12. 

 Helianthea caumatonota, Reich. Troch, Enum., 1855^ p. 5. 



Aglaeactis olivaceo-cauda, Lawr., Aun. N.Y. Lye. Nat. 

 Hist., 1867, p. 470. 



