C H .t: T C E R C U S 



Til 



Cli. Bill long as the head, straight, slender; nostrils 

 hidden in frontal plumes. Median rectrices extremely 

 short; two next the outermost ones lengthened, equal, and 

 uniform; outermost one, about half the Icngtli of the one 

 next, filiform, graduating to a point, stiff. Sexes dissimilar 

 in plumage. 



Bungc. Island of Trinidad, Venezuela, Ecuador. 



Three species are known, remarkable for their peculiarly 

 shaped tails, a description of which is given above. 



CliO-tocercus Jtiurilfini. S . 



A. Throat metallic-lilac. 



B. Throat metallic-crimson. 



a. Breast white. 



b. Breast dark buff. 



Keij lu Ihe species. 



1. 0. joiirdani, Bonrc. 



2. T. nisse, Bourc. 



3. C. hombus, Gould. 



1. Chaetocercus jourdani. 



Ornismya jourdani, Bourc, Rev. Zool. (1839), p. 295. — Id., Aan. See. Sci., Pliys., etc., Lyon (1840). p. 227, 



pis. 5, 6. 

 Mellistiga jourdani, Gray, Gen. Birds, vol. i, p. 113, sp. C.t. 

 Calothorax jourdani, Bon., Consp. Gen. Av. (18.')0}, vol. i, p. 8.5. — Reich , Aufz. tier Colib., p. 13. — Box., Rev. 



and Mag. Zool. (18,')4). p. 2.t7. — Goci.d, Mon. Troch., vol. iii, pi. 150. 

 Lucifer jourdani, Reich., Troch. Knum., p. 10 (1855). 

 Chaetocercus jourdani. Gray, Gen. and Subgen. Birds (1855), p. 22, no. 349. — Goli,d, Intr. Troch., octavo ed., 



p. 92.— MtiLS., Hist. Nat. Ois. Mouch.. torn, iv, p. 125 (1877), 

 Osalia jourdani, Mui.s. and Verb., Class. Troch. (1865), p. 92. 



ITab. Island of Trinidad. 



31ale. Upper parts and median rectrices, flnnks and abdomen bronzy-green. 

 Throat metallic-violet, beneath which is a band of white. Lateral rectrices pur- 

 plish-brown, the lengthened ones with a buif central stripe at their base. Bill 

 black. Total length, 2§ in. Wing, 1^ in. Tail, 1 in. Culmen, g in. 



Female. Upper parts and flanks golden-green. Median rectrices green, Literal 

 ones buff, with a subterminal black bar. Under parts buffy-white. Description 

 from the types in my collection. 



2. Chaetocercus rosae. 



Trochilus msec, Bourc. and Mui.s., Ann. Soc. Sci.. Lyons, torn, i.x (1846). p. 316. 



Mellisuga rosce. Gray. Gen. Birds, vol. i, p. 113, sp. 64. 



Calothorax roste, Reich., Aufz. der Colib., p. 13 (1853). — Bon., Rev. and Mag. Zool. (1854), p. 257. — Gould, 



Mon. Troch., vol. iii, pi. 149. 

 Lucifer rosw, Reich., Troch. Enum., p. 10 (1855). 

 Chaetocercus rosce, Cab. and Hein., Mus. Hein. Th., iii, p. 60 (1860). — Gori.D, Intr. Troch.. octavo cd., p. 92. — 



Mui.s., Hist. Nat. Ois. Mouch., torn, iv, p. 127 (1877). 



Hah. Venezuela. 



Male. In the general plumage of the body and tail, this species is exactly like 

 the G. jourdani., but the throat is difiVrently colored, being in the present bird rich 

 metallic-crimson instead of lilac. Total length, 3 in. Wing, \\ in. Tail, \\ in. 

 Culmen, ^V i"- 



16 Beptembor, 1878. 



