61 
riam obsolete subangulato, basi convewiore ; apertura fere diago- 
nali, semilunari; columella brevi, in denticulum sulco a callo basali 
tenuissimo separatum desinente ; perist. tenut, undique breviter 
expanso, margine basali subrectilineari, incisura levi a columella 
separato.—Operc. membranaceum, concolor. 
Diam. maj. 63, min. 55, alt. 4 mill. 
Hab. St. Thomas, West Indies. 
3. Descriptions or Five New Species or Hummine Birps. 
By Joun Goutp, F.R.S. 
Mr. Gould exhibited five new species of Humming Birds; four 
collected on the eastern slope of the Andes by M. Warzewicz, remark- 
able for their size and their great beauty, and one lately received by 
M. Linden of Brussels, from the Sierra Nevada of Santa Martha, at 
an elevation of 5000 feet. They were described and named as 
follows :-— 
1. Heviantuea [rts. 
Forehead magnificent green, succeeded on the sides by rich orange 
and in’ the centre by blue, all with a highly metallic lustre ; throat, 
neck and chest glittermg green, with a small gorget of purplish 
feathers in the centre of the former; posterior part of the body and 
tail chestnut-red. 
Total length, 55 inches; bill, 13; wing, 3}; tail, 23. 
Hab. Eastern slope of the Andes. 
2. HeELIANTHEA AURORA. 
The whole of the crown rich metallic green; throat and back of 
the neck also metallic green, but not so lustrous as on the crown; 
body and tail chestnut-red, as in the preceding species, but not of so 
deep a hue. 
Total length, 53 inches; bill, 1,5,; wing, 3; tail, 2. 
Hab. Fastern slope of the Andes. 
3. HELIANGELUS VIOLA. 
Throat and upper part of the chest of the most beautiful violet 
colour ; spot on the forehead brilliant verditer-green ; neck, back and 
abdomen green; tail black. 
Total length, 5 inches; bill, 2; wing, 22; tail, 23. 
Hab. Eastern slope of the Andes. 
Remark.—Somewhat allied to Heliangelus Parzudaki. 
4, Trocuivs ( ?) CYANOCOLLIS. 
Crown of the head and sides of the neck greenish blue; upper 
surface bronzy green; under surface snow-white ; tail bronzy green, 
obscurely crossed near the tip with a dusky band, except the two 
middle feathers. 
Total length, 33 inches; bill, 2; wing, 23; tail, 12. 
Hab. Eastern slope of the Andes. 
Remark,.—Nearly allied to Trochilus Francie. 
