46 Geneva of Humming Birds. 



feathers nearly reaching the upper part of tail. Wings long. 

 Feathers of tail, even in length, rounded, and lateral tipped 

 white in both sexes. Tarsi bare. Sexes unlike. 



Habitat, — Brazil. 



G7. Cephalolepis delalandii, Vieill. Nouv. Diet. Hist. Nat., 



t. xxii., p. 427. 



Trochilus versicolor, Vieill. Nous. Diet. Hist. Nat., t. xxiii., 

 p. 430. 



Mellisuga delalandi, Gray, Gren. of Birds. 



Cephalepis lalomdii, Bon. Consp. Gen. Av., 1850, vol. i., 

 p. 83. 



Orthorhync/ius delalandii, Burm. Th. Bras., 1860, pt. ii., 

 p. 351. 



Cephalepis leski, Von. Pelz. Orn. Bras., 1868, p. 58. 



Delalande's Plover-Crest, Gould. Mon. Troch., vol. iv., p. 208. 



Le Cephallepis de Belalande, Muls. Hist. ( Nat. Ois. Mou., 

 1876, t. iii., p. 188. 



Habitat — Brazil. 



Male.— Head and crest metallic dark green with golden 

 reflections on forehead, the two long feathers of crest black. 

 Upperside shining bronzy-green. Median rectrices bronze- 

 green, lateral bronze-green at base, then bluish-black with white 

 tips. A white spot behind the eyes. Chin dark gray. Centre 

 of throat, breast and abdomen shining violet-blue. Eest of 

 underside dark gray. Undertail-coverts whitish gray, darker 

 in centre of feathers, and sometimes washed with green. Wings 

 purplish brown. Bill black. 



Total length, 3f in. W T ing, 2. Tail, If. Culmen, -fir. 



Female. — Upperside bronzy-greeen. Underside gray. Tail 

 like that of male. Bill black. 



Same size as male. 



This beautiful species was dedicated by Vieillot to the 

 celebrated naturalist Delalande, who probably is the discoverer 

 of the species. 



It is common in Brazil. 



68. Cephalolepis loddigesi, Grould. P.Z.S., 1830, p. 12. 



Trochilus opislhocomus, Licht. Nordm. Enum. Keise, 

 1835. 



