CHLOROSTILBON. 



243 



Ch. Bill about as long as the head, straight, rather 

 broad and flat at base, and terminating in a sharp point. 

 Wings long, reaching nearly to the end of the tail. Tail 

 rather short, forked, or even. Feet small ; tarsi clothed. 

 Sexes unlike. 



Range. Mexico, Central America, Venezuela, Trinidad, 

 Guiana, Brazil, Argentine Republic, Ecuador, Peru, and 

 Bolivia. 



Eight species are here recognized as belonging to this 

 genus. 



Kexj to the species. 



A. Bill flesh-color, point only brownish-black. 



a. Rectrices tipped with gray. 



a'. Tail long, deeply forked, rectrices very narrow. 

 b'. Tail moderately forked, rectrices rather broad, 



b. Rectrices entirely bluish-black. 



a'. Lower part of brea.st and abdomen green. 



b'. Lower part of breast and abdomen goldeu-red. 



B. Bill black, basal half of mandible flesh-color. 



C. Bill entirely black. 



a. Tail moderately long, forked. 



b. Tail short, scalloped. 



c. Tail short, slightly rounded, almost evea 



Fig. 120. 



3. 55S1C. Puenoa Ayrea, 



1. C. auricpfis. 



2. C caniveii. 



8. C. pi/c/u'raraj. 



4. C. splcndidus. 



5. C. haberlini. 



C. C. angiistipennis. 

 1. G. atala. 

 8. C. prasinus. 



1. Chlorostilbon anriceps. 



Trochilus auriceps, Goui.D, Jard. Contr. Orn. (lS."i2), p. 137. 

 Sporadinus auriceps, Bon., Rev. and Mag. Zool. (18.^4), p. 223. 



Chlorostilbon auriceps, Goui.D. Mon. Troch., vol. v, pi. 350. — Elliot, Ibis (1875), p. ICS. 



Cktorolampis auriceps. Cab. and Hein., Mus. Hein. Th., iii, p. 48 (note 7) (I860).— Gocld, Intr. Troeb., octavo 

 ed., p. 174 (1861).— Mui,s., Hist. Nat. Ois. Moucb., torn, iii, p. 79 (1876). 



Hah. Northwest Mexico. 



Male. Top of head metallic-golden; upper surface golden-green; throat metallic 

 yellowish-green; under surface metallic golden-green. Vent white. Wings pale 

 brown. Tail long, deeply forked, black, all but the outermost feather tipped with 

 gray. Bill reddish at base, black at tip. Total length, 3,f in. W^ing, If in. Tail, 

 2 in. Culmen, | in*. 



Female. Upper surface bronzy-green, under surface dull gray. Median rectrices 

 shining green, rest (except the external one) green at base, then black with gray 

 tips; the outermost green at base, then gray, then black, and tips grayisli-white. 



2. Chlorostilbon caniveti. 



Ornismya caniveti. Less., Ois. Mouch., pp. 174, 177, pis. 37, 38 (1829). 

 Hylocharis caniveti. Gray, Gen. Birds, vol. i, p. 114, sp. 19. 

 Thaumatias caniveti, Bon., Consp. Gen. Av., vol. i, p. 78 (1850). 

 Riccordia canivetii, Reich., Aufz. der Colib.. p. 8 (1853). 

 Sporadinus caniveti, Bon., Rev. and Mag. Zool. (18.54), p. 224. 



