28 



SYNOPSIS OF THE HUMMING-BIRDS. 



10. Campylopterus roberti. 



Aphantochroa roberti, Sai.v., P. Z. S. (18G1), p. 203.— Muls., Hist. Nat. Ois. Mouch., torn, i, p. 138. 

 Campylopterus roberti, Goui.d, HFoii. Trocli., vol. ii, pi. 53. 

 Phceochrca roberti, Gould, Iiitr. Troch., octavo ed., p. 55 (1861). 



Hah. Guatemala. 



This species differs from the C. cuvieri, in having the lateral rectrices black 

 tipped with white (the extreme basal portion being green); and also in the entirely 

 black bill. In size the two species are alike. 



Genus XI.— APHANTOCHROA. 



Aphantochroa, Gould, Mou. Troch., pt. vi. (1852). — Id., lutr. Troch., octavo 



cd., p. 55. 

 A g a.p eta , Hein., Jour, fiir Ornith. (18G3), p. 178. 

 Placophorus, Muls., Catal. Ois. Mouch. (1875), p. 6. 



Type. 



T. cirrhocMoris, Vieill. 

 A. gularis, Gould. 

 A. gularis, Gould. 



Fig. 11. 



CIi. "Bill stout, rather longer than 

 the head, and slightly arched ; wings 

 broad and moderately long; tail square 

 and moderately large ; tarsi clothed ; 

 hind toe rather short. Sexes ahke in 

 plumage." (Gould, loc. cit.) 



Rancje. Brazil, through the Amazo- 

 nian valley to Ecuador. 



Aphantochroa cirrliocldoris. d" . Brjvzil. Gardner. 



Kc]! to the species. 

 A. Upper parts dark grass-green. 



a. Metallic spot of lilac on the throat. 1. A. r/ularis. 



h. Throat and breast dark gray, glossed with green. 2. A. cirrhochloi-in. 



c. Under parts white, spotted with green. 3. A. hypostitta. 



These species, with the exception oi (jularis, which has a bright throat mark, are 

 plain unpretending birds, of moderate size, and clothed in a rather dull plumage. 



1. ^Aphantochroa gularis. 



Aphantochroa gularis, Gould, T. Z. S. (18G0), p. 310.— Id., Mon. Troch., vol. ii, pi. 55.— Id., Intr., Troch., 

 octavo ed., p. 55.— Muls., Hist. Nat. Ois. Mouch., torn, i, p. 142. 



Ilah. Rio Napo, Ecuador. 



Upper parts shining grass-green. Under parts also grass-green, excepting a 

 metallic-hlac spot on the throat, and the centre of abdomen, thighs, and under tail 

 coverts, which are white. Median rectrices grass-green, remainder puri)lish-green. 

 Bill black. Total length, 4^ in. A¥ing, 2| in. Tail, 1^ in. Bill, Ii in. 



