Bradysia bicolor, (MEIGEN, 1818)

Menzel, Frank, Smith, Jane E. & Chandler, Peter J., 2006, The sciarid fauna of the British Isles (Diptera: Sciaridae), including descriptions of six new species, Zoological Journal of the Linnean Society 146 (1), pp. 1-147 : 39-40

BRADYSIA BICOLOR (MEIGEN, 1818)

Synonyms: abdominalis (Lehmann, 1824) ; bicolor var. alpestris (Lengersdorf, 1926) ; bore ( Walker, 1848) ; rufiventris (Macquart, 1834) .

Literature: Haliday (1833): 150 [as Sciara ]; Walker (1848): 105 [as Sciara rufiventris ]; Edwards (1915a): 164; Edwards (1925a): 538 [all as Sciara ]; Bury (1920): 250 [as Sciara rufiventris ]; Brindle (1963): 83 [as Sciara ]; Disney (1976): 92; Freeman (1983b): 34; Menzel (1998): 20.

Material examined: Aviemore , Highland Region, 1 male, 11.viii.1903, King leg. ( BMNH) . Bagley Wood , Oxfordshire, 3 males, 27.v.1916, Hamm leg. ( UMO) . Barton Mills , Suffolk, 1 male, 24.v.1916; 3 males, 20.v.1920; 1 female, 26.v.1920; 2 males, 29.v.1935; 2 males, 30.v.1935, all Collin leg. ( UMO) . Beinn Eighe , Highland Region, 1 female, 1953, Richards leg. ( NMS) . Ben Lawers, Perth & Kinross , 1 male, 1 female, 10.vii.1988, Chandler leg. ( NMS) . Berry Pomeroy , Devon, 1 female, 11.x.1980, Chandler leg. ( PPCM) . Bonhill , West Dunbartonshire, 1 male, 8.viii.1908, Malloch leg. ( NMS) . Braedownie , Angus, 1 male, 24.vii.1937, Coe leg. ( BMNH) . Bwlch y Dolenfawr , Gwynedd, 1 male, 5.vii.1987, Mousley leg. ( NMS) . Cambridge , Cambridgeshire, 1 male, 25.v.1904, Jenkinson leg. ( BMNH) . Camghouran, Perth & Kinross , 1 male, 21.vii.1990, Chandler leg. ( PPCM) . Cairngorm , Highland Region, 1 female, 5.viii.1972, Chandler leg. ( PPCM) . Cannich, Strathglass , Highland Region, 1 male, 17.vii.1936, Collin leg. ( UMO) . Carnkilton, Pentland Hills , Midlothian, 1 female, vii.1924, Wild leg. ( NMS) . Church Stretton , Shropshire, 1 female, 26.viii.1913, Bury leg. ( BMNH) . Comrie, Perth & Kinross , 1 male, 11.vii.1901, A.E.J. Carter leg. ( UMO) . Coombe , Cornwall, 1 female, 16.vi.1989, Chandler leg. ( NMS) . Coombe Dingle, Avon , 1 male, 22.v.−30.v.1948, d’Assis-Fonseca leg. ( PPCM) . Cwm Bychan , Gwynedd, 1 female, 12.vii.1976, Chandler leg. ( PPCM) . Dalnaglar Castle, Perth & Kinross , 1 male, 3.viii.1979, Chandler leg. ( NMS) . Daneway , Gloucestershire, 1 female, 12.x.1979, Chandler leg. ( PPCM) . Dun Fell , Cumbria, 1 male, 19.vii.1976, Coulson leg. ( PPCM) . Fanninghill Loch , Midlothian, 1 male, 18.vii.1990, Chandler leg. ( PPCM) . Folly Farm, Avon , 1 male, 23.x.2002, Gibbs leg. ( PDGB) . Forres , Moray, 1 male, 2 females, 3.viii.1904, King leg. ( BMNH) . Glen Lui , Aberdeenshire, 1 female, 12.vii.1977, Chandler leg. ( NMS) . Glen More , Highland Region, 1 male, 6.viii.1972, Chandler leg. ( PPCM) . Goyt Valley , Derbyshire, 1 male, 18.vii.−20.vii.1939, Edwards leg. ( BMNH) . Hobb’s Quarry , Gloucestershire, 1 male, 4.ix.2002, Gibbs leg. ( PDGB) . Lancaut Nature Reserve , Gloucestershire, 1 female, 5.ix.2002, Gibbs leg. ( PDGB) . Llangammarch Wells , Powys, 1 male, 27.vii.1913, Yerbury leg. ( BMNH) . Loch Callater , Aberdeenshire, 8 males, 2 females, 28.vii.−29.vii.1937, Coe leg. ( BMNH) . Mid Quoich, Strathdee , Aberdeenshire, 1 male, 22.ix.2000, Godfrey leg. ( HRI) . Mildenhall , Suffolk, 1 male, 22.v.1909, Collin leg. ( UMO) . Monk’s Wood , Cambridgeshire, 1 female, 31.v.1970, Chandler leg. ( PPCM) . Nethy Bridge , Highland Region, 1 male, 12.vii.1906; 1 male, 1 female, 27.vii.1906; 1 female, 3.vii.1911; 1 female, 20.vii.1913; 1 female, 9.viii.1918; 1 male, 4.viii.1919; 1 female, 10.viii.1919, all King leg. ( BMNH, NMS) . New Forest , Hampshire, 1 male, 19.v.1902; 1 male, 29.v.1902; 1 male, 30.v.1910, all Adams leg. ( BMNH) . Rannoch, Perth & Kinross , 1 male, 30.vii.1917; 1 male, 31.vii.1917; 1 female, 20.viii.1917, all King leg. ( BMNH) ; 1 male, 21.vii.1990, Chandler leg. ( NMS) . Rothiemurchus, by River Druie , Highland Region, 1 male, 18.viii.1986, Chandler leg. ( NMS) . Stoke Wood , Herefordshire, 1 female, 13.x.1906, Wood leg. ( UMO) . Strathy Bog , Highland Region, 1 male, 31.vii.1972, Chandler leg. ( PPCM) . Tarrington , Herefordshire, 2 females, 31.v.1918, Yerbury leg. ( UMO) . Ufton Fields , Warwickshire, 1 female, 9.vi.1991, Chandler leg. ( NMS) . Vallis Vale , Somerset, 1 female, 2.vii.1985, Chandler leg. ( PPCM) . Windsor Forest, Berkshire , 1 male, 2.ix.1995, Chandler leg. ( HRI) . Woodwalton Fen , Cambridgeshire, 1 female, vi.1939; 1 male, 24.v.1940; 1 male, 7.vi.1940, all Edwards leg. ( BMNH) . No locality details [? Tullymore Park or Mountains of Mourne], Down, 3 females, no date, Haliday leg. ( NMID) .

Ecological notes: widespread in broad-leaved (incl. calcareous and neutral) and ancient pine woodland; flushes in open mixed woodland; fen and alder carr; bog; marginal vegetation by upland lake; river bank, pools and grassland; lakeshore; open montane habitats. v–x.