© B M J F M A C O T K m iC M i a , i <
OREOPYRA CINEREICAUD A, l/dwrence.
Grey-tailed Humming'-bird.
Oreopyra cinereicauda, Lawrence, Ann. Lye. N ew York, viii. p. 48 5 (1867), ix. p. 125
(1868).— Sclater & Salv. Nomencl. Av. Neotr. p. 8 0 (1873);^--Elliot, Synopsis
o f the Humming-Birds, p. 3 4 (1878).— Eudes-Deslongchamps, Ann. Mus. d’Hist.
N a t. Caen, i. p. 2 4 3 (1880).
Oreopyra castaneiventiis, Lawrence, Ann. Lyc. N ew York, ix. p. 124 (1868, part.).
Mr. E l l i o t sta te s th a t th is species is closely allied to 0 . leucaspis, but is distinguished by its ashy white
t a i l ; th e u n d e r tail-cove rts a re also p a le r and th e bill is lo n g er (culraen i inch).
The female resembles that o f 0 . leucaspis, but has the bill longer than in that species.
It appears to be confined to Costa Rica.
The figures in the Plate represent two males and a female of the size of life.
OREOPYRA LEUCASPI S, Gould.
White-throated Humming-bird.
Oreopyra leucaspis, Gould, Monogr. Trochil. iv. pi. 2 6 4 .— Id. Intr. Troehil. 8vo, p. 141
(1 8 6 1 ) Salv. P . Z. S. 1 8 7 0 , p. 2 0 5 .— Elliot, Synopsis o f the Humming-Birds,
p. 3 3 (1878).:—Eudes-Deslongchamps, Ann. Mus. d’H ist. Nat. Caen, i. p. 24 3
(1.880).
Metallura castaneiventris, Reiehenb. Aufz. der Colibr. p. 8 (1853).— Id. Handb. Troehil.
p. 5 (1855).
Anthrocephala castaneiventris, Gould, Monogr. Trochil. iii. pi. 2 03. Id. Intr. Troehil. 8vo,
p. 115 (1861).
'ms species lias already been figured in the Monograph—the male as O. leucaspis, the female as
t. castaneiventris. It has been thought better to take advantage of the opportunity of re-figuring it
lono* with the other two species o f the geuus.
Like O. cinereicauda, it has a white throat, but may be easily distinguished from that species by its
1 At 'present it is only known from Panama, where it lias been found on the Volcan de Chiriqui.