Food Plant: Veronica chamaedrys (Germander Speedwell), V.montana (Wood Speedwell), V. officinalis (Heath Speedwell)

Mine: June-July; September-November

Notes: Forms a narrow mine which follows the leaf margin, then turns and forms a secondary blotch (as shown). Pupation is in the mine. The puparium is shown in the top mine - it has a dark ventral strip. Widespread in the UK and common throughout Europe. Mine shown is on Veronica chamaedrys (Germander Speedwell)

Agromyzidae Recording Scheme Grade: 2

Data: 24.vi.2018, Downham Market, Norfolk, VC28

Image:© Rob Edmunds

References:
Hering, M (1957) - Bestimmungstabellen der Blattminen von Europa.
Robbins, J (1990) - A Provisional Atlas of The Leaf Miners of Warwickshire.
Spencer, K A (1976) - The Agromyzidae of Fennoscandia and Denmark.
Spencer, K.A (1972) - "Diptera: Agromyzidae" Handbooks for the Identification of British Insects, Royal Entomological Society of London