956 LIST OF DIPTEEA. 



black ; second and third longitudinal veins very slightly inclined to- 

 wards each other near the tips ; lower cross-vein with two very in- 

 distinct curves, the lower inward, the other outward ; scales with 

 pitchy borders, the upper extending beyond the lower. Length of 

 the body 2 lines ; of the wings 5 lines. Allied to Musca. 

 a. New Holland. Presented by the Entomological Club. 



Anthom yia Setia, n. s., fern. Nigra, palpis antennisque ferrugineis, 

 pedibus nigris, alis limpidis, basi nervorumque marginibus sub- 

 fulvis. 



Body black, shining, clothed with black hairs and bristles : 

 sides of the face without bristles ; epistoma not prominent : eyes 

 brassy ; fore part red, rather flat, its facets larger than those else- 

 where : sucker pitchy, clothed with tawny hairs ; palpi ferruginous, 

 beset with black bristles : feelers pale ferruginous, a little shorter 

 than the face ; third joint dark, linear, slightly rounded at the tip, 

 nearly thrice the length of the second ; bristle black, slender, bare, 

 rather stout at the base, more than twice the length of the third 

 joint : legs black, clothed with black hairs and bristles ; knees dark 

 ferruginous ; foot-cushions pitchy : wings colourless, slightly tawny 

 at the base and along the borders of the veins ; wing-ribs tawny ; 

 veins black, tawny at the base; lower cross-vein with two very 

 slight curves, the upper inward, the lower outward ; tips of the 

 second and third longitudinal veins slightly inclined towards each 

 other ; scales rather small, white with yellow borders, the lower not 

 extending beyond the upper. Length of the body 2\ lines : of the 

 wings 4% lines. 



a. Galapagos. Presented by C. Darwin, Esq. 



Anthomyia Opalia, n. s., mas. et fem. Nigro-cyanea, capite albo 

 micante, antennis piceis seta basi pubescente, palpis pedibusqne 

 nigris, alis limpidis. 



Body clothed with black hairs and bristles : head covered with 

 white lustre ; sides of the peristoma fringed with bristles ; epistoma 

 slightly prominent; sides of the face fringed with bristles at the 

 base : eyes red : fore part flat, its facets much larger than those 

 elsewhere : sucker black, clothed at the tip with tawny hairs ; palpi 

 black, beset with black bristles : feelers pitchy ; third joint linear, 

 rounded at the tip, thrice the length of the second ; bristle downy 

 at the base, much more than twice the length of the third joint : 

 chest and abdomen bluish black, shining ; abdomen elliptical, not 

 longer than the chest : legs black, clothed with black hairs and bris- 

 tles; foot -cushions tawny: wings colourless; wing-ribs tawny; 



