|Pre 1980||1980-99||2000 and later|
The BWARS dataset is not currently available through the NBN Atlas. The distribution map is drawn from the datasets currently available on the Atlas and listed below the map. These have not been verified by BWARS. This will be updated as soon as the BWARS dataset is available.
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Restricted to the south-eastern corner of England (East Sussex, Kent and Essex), where records have always been sporadic. Unconfirmed records exist for Hampshire and West Sussex.
Widespread and common in central and southern Europe.
Status (in Britain only)
Listed in Shirt (1987) and Falk (1991) as Endangered (RDB1). It has been included in the UK Biodiversity Action Plan Priority Species List.
May be found in a variety of open habitats with a slight preference for clay-based or sandy soils, although these need not be acidic.
Univoltine; April to May, although two males collected in Kent by J C Felton during July and August may represent a partial second generation.
May nest singly or in small aggregations in patches of bare, or sparsely vegetated soil exposed to the sun (M Edwards, pers. obs. in the Netherlands; Westrich 1989).
Those of a wide range of plants, as long as the corollae are short.
No parasites are known in Britain.
Year profile last updated