66 LIST OF FLIES. 



out in the day time and evenings, into August ; when 

 they may be seen on bridges or on spider webs. 



Wings from a blackbird's wing feather that has a 

 reddish tinge on the under-side ; body, coppery silk, 

 tinged with water-rat's fur ; hen hackle or hairs from 

 the hare's ear, for legs. 



75TH. BLACK DUN. Full length, three-eighths 

 to near half an inch ; length, a quarter or better ; feel- 

 ers, five-eighths to an inch. Is altogether of the bright 

 black hue of the crow ; the legs and feelers rather 

 browned. Hatches this month. Small groups may 

 be seen flying near the edges of the navigation, at six 

 p.m., through July. 



Wings from the water-hen, coot, or crow ; body and 

 shoulders, dark leady brown silk ; with a few fibres of 

 dark brown mohair at the breast, for legs. 



76TH. WHITE DUN (or Bustard). Full length, 

 near or about an inch ; length, three-quarters to seven- 

 eighths. The top wings are near seven-eighths, and 

 slant down over the sides, like the duns. The top 

 sides are a glossy silvery white ; the under-sides freck- 

 led with brown ; the other parts are all of a light 

 tawny amber, and yellow shades. The breast, head, 

 shoulders, and body, are thickly laid with a fine down 

 of the same hues ; with a long yellow silken fringe at 

 the back of each thigh. The shoulders are thick, 

 and about half the length ; body and upper parts 

 touched with brown ; belly, of some, bare, and of a 

 yellow bees'-wax hue, ending in a blunt point; the 

 feelers are short, and of an amber hue ; eyes, dark or 

 black. 



