ERIOCNEMIS. 



189 



Kctj lo the species. 

 A. Downy puffs on the tarsi, black. j 



L!. Dowuy putt's ou the tarsi, palu brown. 2 



C. Dowuy puffs on the tarsi, pale cbustuut and white. 



a. Under surface bronzy-green, very dark almost black on the throat. 3. 



b. Under surface dark gray. 4 



D. Downy puffs on tarsi, white. 



a. Under tail coverts dark gray. 



b. Under tail coverts metallic-green. 



a'. Under surface metallic glittering grron. C, 



b'. Throat and breast golden-bronze. '7. 



c. Under tail coverts shining blue. ., 



a'. Forehead shining bluish-green. 8 



Forehead violet-blue. 9. 



Upper surface bronzy-green, abdomen copper-red. 10. 



Upper surface green with coppery retlections. Tail 



dark blue. 11. 



e'. Throat metallic yellowish-green ; general plumage cop- 

 per-color, tail .steel-blue. 12. 

 f. Throat metallic-blue. 



a". Under surface metallic glittering yellowish-green. 13. 

 b". Breast dark green, black in certain lights, abdo- 

 men and flanks metallic-green. 14. 

 c". Breast and under parts golden-green. 1.5. 

 d". General plumage Itlaek, with faint green reflections. Ifi. 



d. Under tail coverts purplish-black. 17. 



b'. 

 c'. 

 d'. 



E. derhiana. 

 E. assimilis. 



E. avrclise. 

 E. squamala. 



5. E. Iwjens. 



E. alinse. 

 E. mosquera. 



E. glauropoidfit. 



E. luciani. 



E. cupreivenlnx. 



E. sapjjhiropi/gia. 



E. rhryxorama. 



E. godini 



E. resli/a. 



E. smaragdimpectus. 



E. vigrivcMix. 



E. dtjsclius. 



1. Eriocnemis derbiana. 



Trochtlus derhyi, Pki.att. ami Bourc, Rov. Zool. (1846), p. 30G. 



Eriopus derhyi, Gould, P. Z. S. (1847), p. 17. — Bon., Consp. Gen. Av., vol. i, p. 80 (18.")0). 



Eriocnemis {Threplri'a) derhyi, Reich., Aufz. der Colib., p. 9 (1853). — In., Troch. Euum.. p. G, pi. 728, figs. 



4666-67 (18r)5). 

 Eriocnemys derbyanus, Bon., Rev. and JIag. Zool. (18.')4), p. 252. 

 Eriocnemis derhiamis, Gould, Mnn. Troch., vol. iv, pi. 279. 



Eriocnemis derhiana, GorLD, Intr. Troch., octavo ed., p. 143 (18C1). — Elliot, Ibis (1872), p. 295. 

 Eriocnemis derhyi, Muls., Hist. Nat. Ois. Mouch., torn, iii, p. 40 (1875). 



Hah. Ecuador. 



Male. Forehead shining golden-green : rest of liead and back golden-bronze. 

 Under surface brilliant golden-green. Upper and under tail co\erts extremely 

 luminous metallic-green. Wings purplish-brown. Tail brownish-black. Tarsal 

 tufts jet-black. Bill and feet black. Total length, 3| in. Wing, 2g in. Tail, 1| 

 in. Culmen, f in. (Type in my collection.) 



Faiude. Differs in having the feathers of the under surface white at their base, 

 tips golden-green. Tarsal tufts white. In other respects she resembles the male. 

 (Type in my collection.) 



2. Eriocnemis assimilis. 



Eriocnemis assimilis, Elliot, Bull. Zool. Sac, France (1876). p. 227. 



Hub. Environs of Tilotilo and Apollo, Bolivia. 



