FLORICOLA. 83 



Key to the species. 



A. Top of head metallic-greeu. Under tail coverts olive-brown niargincd with 



white. 1. F. lonc/iro.tlris. 



B. Top of head pale nietallic-greeii. Under tail coverts grayish-white. 2. /'. (lUnrr.'ssn. 



C. Top of head not metallic. 



a. Throat metallic-scarlet, chin black. 8. F. constnnti. 



b. Lower part of throat raetallic-crinison, upper part and chin dark 



brown, all the feathers tipped with gray. 4. /•'. leovadise. 



1. Floricola longirostris. 



Trochtlus longirostris, ViEii.r,., Ois. Dor., t. i, p. 107, pi. .^0 (1P(12). 



Trochilus superbus, Shaw., Nat. Misc., vol. .xiii, pi. ol7. 



Omismya superba. Less., Ois. Moncli., p. 4(1, pi. 2 (18"i9). 



Ornibmya longirostris, D'Obb. and Lafkes., .Syn. Av., ii, p. 29, sp. 1.") (1838). 



Mtllisuga longirostris, Gray, Gen. Birds, vol. i, p. 112, sp. 4. 



HvLiomasler longirostris, Bon., Consp. Gen. Av., p. 70. — Reich.. Troch. Enum. (1855), p. 11. — Gould, Mon. 



Troch., vol. iv, pi. 259.— Id., Intr. Troch., octavo cd. (18t;i), p. l.'JS.— Sai,v., P. Z. S. (1867), p. 1.55.— 



Ei.LiOT, Ibis (1877), p. 1,38. 

 Selasopherus longirostris, Reich., Aufz. dcr Colib. {1858), p. 13. 



Heliomastes longirostris, Bon., Rev. and Mag. Zool. (1854), p. 251. — Muls., Hist. Nat. Ois. Moucb., torn, ii, p. 271. 

 Eeliomaster stuartw, Lawr., Ann. Lye. Nat. Hist., N. Y. (1860), p. 291. — Goui.u, Intr. Troch., octavo cd., p. 



138 (1861). 



Heliomaster sclatcri. Cab. and IIein., Mus. Hein. Tli., iii, p. 54 (1860). — Goii.d, Intr. Troch., octavo cd., p. 



139 (1861). 



Heliomaster pallidiceps, Gould, Intr. Troch., octavo cd., p. 139 (1861). 



Eah. Mexico and Central America, Trinidad, Guiana, Venezuela, tlie valley of 

 the Amazon and Columbia. 



Forehead and crown metallic-green, sometimes tinged with blue ; chin black. 

 Throat metallic-crimson. Nape and upper surface bronzy-green. Under surface 

 dark gray, whitish in the middle of the abdomen, Avashed with green on the flanks, 

 and a large white spot on the thighs. Under tail coverts blackish-brown tipped 

 with white. Wings very dark purple-brown. Upper tail coverts light bronze. 

 ^Median rectrices bronze-green ; the lateral ones bronze-green at base, with the 

 remaining portion black, and a spot of white on the tip, largest on the outermost 

 feathers. Along the side of the throat a conspicuous white stripe. Bill black. 

 Total length, 41 in. AVing, 2^ in. Tail, 1§. Culmen, 1^ in. 



Yoiing. Upper parts light bronze. Throat black with a lew metallic feathers on 

 the lower part. Under surface light gray. 



S^ijiposed FemaJe, like the male, but has the entire throat dull black. 



I can perceive no differences sufficient to distinguish the specimens called 

 ehiai-tce, sdateri, and imllidiceps as distinct from longirostris, the characters given by 

 their describers disappearing and blending together in a large series of specimens. 



2. Floricola albicrissa. 



Hdiomaster albicrissa, Gould, P. Z. S. (1871), p. 504.— Sclat. and Salv., Nomencl., p. 90.-Muls.. Hist. Nat. 

 Ois. Mouch., torn. ii. p. 274. 



Hab. Ecuador. 



Only to be distinguished from K Jouglrosfris by the luider tail coverts, wliiclj 

 are grayish-white. 



