BLACK-CAPPED HUMMING-BIRD. 281 



belly, and wing-coverts green-gold : wings vio- 

 laceous brown. Native of Paraguay. 



BLACK-CAPPED HUMMING-BIRD. 



Trochilus Polytmus. T. viridis nitcns, vcrtice caudaque nigris, 

 alis fusco-vwlaceiSf rectricibus duabus exttrioribus longissimis. 



Glossy-green Humming-Bird, with black crown and tail, violet- 

 brown wings, and two very long outer tail-feathers. 



Trochilus Polytmus. T. cnrvirostris vircscens, rectricibus latcra- 

 libus longissimis, pileo rectricibusquefuscis. Lin. Syst. Nat. 



Long-tailed black-cap Humming-Bird. Edw. pi. 34. 



L'Oiseau-mouche a longue queue noire. Buff", ois. 



Le Colibri a tete noire. Viell. pi. 67. 



Black-capped Humming-Bird. Lath. syn 



A VERY elegant species, and of considerable 

 size, measuring about nine inches and a half in 

 total length, the two exterior tail-feathers extend- 

 ing far beyond the rest. " The bill, says Ed- 

 wards, is thicker at the basis than in most of this 

 kind; pretty long, ending in a point, a little 

 bowed downwards, of a yellow colour, with a black 

 point : the crown of the head and beginning of 

 the neck behind are of a black colour, with some- 

 thing of a blueish gloss : the throat, breast, and 

 belly are covered with green feathers inclining to 

 blue, of a firm substance, lying close and regular 

 like the scales of fishes, and of so fine a surface 

 that they reflect the light as doth burnished gold : 

 the feathers on the back are of a looser make, of a 

 yellower green, not having the bright lustre of the 

 breast : the wings are of a brownish purple, having, 



