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112 AN ACCOUNT OF BRITISH FLIES. 
The British species of this genus tabulate as below : 
A. Second long. vein extends beyond fork of fourth long. vein. 
Wings dark brown or black 
Sides of abdomen. yellowish Thome. 
Sides of abdomen black Morio (?) 
Sides of abdomen black Carbonaria. 
Abdomen red Ruficauda. 
Wings gray 
Legs testaceous, thorax with three cinereous stripes Brunnipes. 
Legs testaceous, thorax black, shiny Nitidicollis. 
Wings nearly limpid, abdomen elongated Caudata. 
AA. Second long. vein extends to the fork of the fourth long. 
vein. 
Piceous, cinereous stripes on thorax Hyalipennt 
Black, veins dark Pallipes. 
Black, veins pale Tilicola. 
AAA, Second long. vein not extending to fork of fourth long. 
vein. 
Halteres brown or black 
Wings brown Preacox. 
Wings gray Fuscipennis. 
Wings limpid 
Fourth and fifth veins dark 
Large Vitripennis, 
Small Minima. 
Fourth and fifth veins light 
Second long. vein ending at about half length of 
wing Scatopsotd.s 
Second long. vein shorter, not half length of 
wing Fenestrata. 
Halteres testaceous, with black on knobs 
Piceous, thorax with gray stripes Fucata. 
Black, thorax black Pulicaria. 
Halteres testaceous or white 
Body black or brown 
Fourth and fifth long. veins dark Longipes. 
Fourth and fifth long. veins pale 
Body slender 
Halteres testaceous Aprilina. 
Halteres whitish Pusilla. 
Body very slender Gracilis, 
Body tawny Flavipes. 
Body testaceous 
Slender : tarsi black Fallida. 
Very slender: tarsi brown Compressa. 
Nore. —Quinguelineata is not given by Verrall as a true British species; five 
white lines on the thorax distinguish it at once. 
Genus.—Bradysia, Wz. 
This is a genus founded by Winnertz, and contains only three 
species. It is distinguished by the shape, etc., of the wings. The 
characters of the wings are as follows: Shorter than the abdomen, 
narrow, minutely hairy, with “‘dald mehr bald weniger keit formiger 
Basis” (Fig. 20). There is only one British species mentioned in 
the list, viz. : 
‘ ; Sciara brevipennis, Wik. 
B.b , Wik, | Bd 
ites B. angustipennis, Wtz. (?) 
