GENEBA AND SPECIES. 213 



Zool. Soc. 1847. Crown of the head and crest 

 bright rusty-red, each feather with a beautiful 

 dark green spot at the tip ; throat and sides of 

 the neck resplendent metallic-green, beneath 

 which is a patch of white lanceolate feathers ; 

 back of the neck and upper part of the back 

 lustrous-green ; lower part and upper tail-coverts 

 bronzy-brown ; rump crossed by a distinct line 

 of white ; tail chestnut brown ; the tips and 

 margins of the two middle, and the margins of 

 the external feathers rich bronzy-green ; abdo- 

 urien light metallic-green ; wings purplish- 

 brown ; bill, reddish brown at the base, dark 

 brown at the tip ; feet brown. 



Length, 2f- inches ; bill, ; tail, 1J. In 

 G-ould's cabinet. 



This species, Mr. Gould observes, is nearly 

 allied to Lophornis Regulus, and L. auratus (Tr. 

 ornatus, Bodd.) but it differs from the former in 

 having the crest-feathers broader, and the green 

 spots on the tips much larger. It is a very 

 beautiful species. 



How far the last four species are truly distinct 

 from each other, may admit of a doubt, at all 

 events the members of this genus require rigid 

 analysis. 



What, it may be asked, is the use of the 

 throat-fans, which, in some species of this genus, 

 are developed to such an extraordinary degree, 

 spreading out so as to hide the bird if viewed in 

 full front ? It is only a part of that c parure 1 which 



