This species is generally larger than other species of the Endothenia, but genital dissection is required for positive identification.
Rough uncultivated ground, waysides and embankments.
Recorded in 101 (37.4%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 2020
Recorded date range (Adult): 01 April to 19 September
Recorded date range (Larva/Leafmine): 18 February to 06 November
Recorded date range (Pupa): 24 May to 03 July