Coppery-bellied Puffleg

Here the details of the Coppery-bellied Puffleg named bird below:

SCI Name:  Eriocnemis cupreoventris
Protonym:  Trochilus cupreo-ventris Proc.Zool.Soc.London Pt8 no.86 p.15
Taxonomy:  Caprimulgiformes / Trochilidae / Eriocnemis
Taxonomy Code:  cobpuf1
Type Locality:  Bogota, Colombia.
Author:  Fraser
Publish Year:  1840
IUCN Status:  Near Threatened

DEFINITIONS

ERIOCNEMIS
(Trochilidae; Ϯ Coppery-bellied Puffleg E. cupreoventris) Gr. εριον erion  wool; κνημις knēmis, κνημιδος knēmidos  boot, legging. Reichenbach's 1849, plate XL, labelled Trochilinae. Mellisuginae. Phaetorninae, clearly shows the fluffy tarsal tufts typical of these hummingbirds; "The sexes are very much alike, and both have the white muff-like decoration on the leg, but it is not so much developed in the female as in the male" (Gould 1861); "Eriocnemis Reichenbach, Av. Syst. Nat. [1849], pl. xl. Generic details only, no species. Type, by subsequent designation, Eriopus simplex Gould = Trochilus cupreo-ventris Fraser (Gould, Monogr. Trochil. pt. 3, 1852, pl. [8] and text)." (Peters, 1945, V, p. 108).   
Var. Eriocnemys, Euryocnemis.   
Synon. Aline, Derbyomyia, Engyete, Erebenna, Eriona, Eriopus, Luciania, Mosqueria, Nania, Niche, Phemonoe, Pholoe, Threptria, Vestipedes.

cupreoventris
L. cupreus  coppery  < cyprium or cuprum  copper; venter, ventris  belly.