324 Genera of Humming Birds. 



443. Hypuroptila melanorrhoa, Salv., P.Z.S., 1864, 



p- 585- 



Clialybura carniioli, Lawr., Proceed. Acad., Nat. Scien., 

 Philad. 1865, p. 39. 



Lampornis melanorrhoa, Muls., Hist. Nat. Ois. Mou., 1874, 

 t. i., p. 174. 



Black-vented Plumeteer, Gould, Mon. Troch., Suppl., 1886, 

 p. 14. 



le Chalybnre a region anale noire. 



Habitat. — Costa Rica, Veragua. 



Male. — Upperside shining green, bronzy on neck and rump. 

 Uppertail-coverts and lower part of rump purplish-bronze. 

 Tail bron/v-jiurple. Underside dark shining grass-green. 

 Undert ail-coverts purplish-bronze. Wings purplish-brown. 

 Maxilla black. Mandible flesh colour with black tip. 



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



This is a very rare species. I have only one male from 

 Costa Rica. 



444. Hypuroptila isaurae, Gould, P.Z.S., 1861, p. 199. 



Lampornis isaurae, Muls., Hist. Nat. Ois. Mou., 1874, 

 t. i., p. 174. 



Isaure's Plumeteer. 



le Chalybure d' Isaure. 



Habitat. — Veragua, Costa Rica. 



Male. — Head greenish-bronze with purple reflections. 

 Back shining green passing to pur.ple on lower part of rump 

 and uppertail-coverts. Tail dark bronze with purplish re- 

 flections. Throat, breast, and upper part of abdomen dark 

 metallic bluish-green. Lower part of abdomen, and flanks 

 dark gray washed with green. Undertail-coverts white. 

 Wings purple. Maxilla black. Mandible flesh colour with 

 black tip. 



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



Female. Upperside shining green. Rump and tail shining 

 bronze. Underside ashy. Vent white. Outermost and two 

 of the lateral rectrices tipped with white. Wings brown. 

 Maxilla black. Mandible flesh colour with black tip. 



This is a rare species. It was dedicated by Gould to Mrs. 



