Manchester Memoirs, Vol.xlii. (1898), No. 1. 49 



and meso-thorax shining ; the median segment rounded at 

 the base, the rest oblique ; the apex obscurely transversely 

 striated. The femora sparsely covered with longish black 

 hair. Wings with a shining, fuscous tinge ; the apex of 

 the radial nervure curved ; the second cubital cellule at 

 top and bottom not much more than half the length of the 

 third ; the first transverse cubital nervure sharply, the 

 second slightly, oblique ; the third roundly elbowed at the 

 middle ; the first recurrent nervure received in, the second 

 shortly before, the middle of the cellule. Abdomen shining, 

 impunctate ; the basal slope of the petiole covered with 

 longish black hair ; the apical more thickly with stouter 

 hair ; the apical segment thickly covered with long, stiff, 

 black hair; the hypopygiumwith the sides broadly rounded; 

 the centre roundly incised. 



In certain lights, the wings have a bright, metallic, 

 bronzy iridescence. 



Salius carbonarius Sm. 

 Two examples. 



Salius nitidiventris Sm. 



A $ and ?. 



This is a much smaller species than S. carbonarius, 

 and agrees with it in having the body entirely black, 

 shining and almost bare ; but may be known from it by 

 having the apex of the cubital nervure curved instead of 

 straight and by the second cubital cellule at the top being 

 distinctly shorter than the third, while in the other species 

 it is equal in length to it. 



Agenia huttoni, sp. nov. 



Nigra, nitida, albo-pruinosa, alis hyalinis, nervis 

 nigris. $. Long. 5 mm. 



Head, except on the vertex, thickly covered with 



