
Appearance
A large, broadly-built ''Cheilosia''Male: thorax dorsum black-haired.Tarsae 1 tarsomere 5 square. Antero-lateral black hairs on tergite 2.
Female: tarsae 1 middle tarsomeres pale. Mouth margin not protruding downwards. Arista of hair length equal to diameter of arista.See references for determination
The larva is illustrated by Rotheray .
Behavior
The habitat is woodland and forest clearings, agricultural land and forest clearings. Also montane and subalpine pasture.Flowers visited include white umbellifers,composites ''Ajuga'', ''Allium ursinum'', ''Caltha'', ''Crataegus'', ''Matricaria'', ''Potentilla'', ''Prunus spinosa'', ''Ranunculus'', ''Sorbus'', ''Stellaria''.The flight period is April to June, and into July at higher altitudes.References:
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