Widespread, and often common, on saltings and hard-rock coasts of Britain.
modern-day records from Brancaster in 1976 (J.R. Langmaid); Winterton Dunes in 1993 (R. Heppenstall); and Stiffkey Marshes in 2018 (James Symonds)
Unspecified pre 1900 Norfolk records (C. Barrett) noted as "Common along the coast".
Very alike other congeners in this group, positive identification depends on examination of genitalia.
|Determination by Genitalia Examination (gen. det.) Required|
Recorded in 4 (6%) of 69 10k Squares.
First Recorded in 1976.
Last Recorded in 2019.