io6 Genera of Humming Birds. 



Habitat. — Guiana and Upper Amazons. 



Male— \\ç.2.A dull green, black in certain lights. Upper 

 part of back, breast and abdomen brilliant purple, some- 

 times brilliant blue with purplish reflections. Rest of back 

 grass-green. Uppertail-coverts bronzy-green. Tail blue- 

 black. Throat luminous grass-green. Wings purplish-black. 

 Bill black. 



Total length, 4in. Wing, 2|. Tail, i^. Culmen, ^. 



Female. — Upperside grass - green, bronzy on the head. 

 Underside grayish-white. Median rectrices green, lateral 

 gray at base, then bluish-blacky tipped white. 



Total length, 3.2in. Wing, i|. Tail i|-. Culmen ^. 



Rather abundant in Guiana and Upper Amazons. I have 

 put T. fiircatoides diS a synonym, as 1 cannot see in what they 

 difl^er. 



146. Thalurania refulgens, Gould, P.Z.S., 1852, p. 9. 

 Refulgent Wood-Nymph, Gould, Mon. Troch., vol. 2, p. 102. 

 La Thaluranie resplendissante. 



Habitat.— ^xmxà^Là ? 



Male. — Exactly the same as the preceding species, but 

 slightly larger, especially the tail, which is deeply forked. 

 Some are brilliant purple, others are purplish-blue. W^ing- 

 coverts metallic purplish-blue. 



Total length, 4fin. Wing, 2\. Tail, 2. Culmen, ^. 



/^é';;z<:z/<t\— Upperside grass-green, bronzy on head. Central 

 rectrices bronze-green with black tips, lateral pale bronze at 

 base, then bluish-black, tipped white. 



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



Type of female in my collection. 



I have received many specimens of this species, said to 

 come from Trinidad ; but I am doubtful about the localitv. 



147. Thalurama NIGROFASCIATA, Gould., P.Z.S., 1846, 



p. 89. 



Polytmiis 7iigrofasciatus, Gray, Gen. Birds, vol. i., p. 108. 

 Saucerottia viridipectiis, Reich., Aufz. derCol., 1853, P- 7- 

 Coeligena nigrofasciata, Reich., Troch., Enum., 1855, p. 3. 

 Thalurania tschudii, Gould, P.Z.S., i860, p. 312. 



