Food Plant: Iris spp. eg I.foetidissima (Stinking Iris), I. ochroleucha, I.spuria (Blue Iris).

Mine: early Autumn

Notes: Forms a blotch mine, which may be large when several mines coalesce. Synonym: Dizygomyza iridis

Pupa: In the mine - two pupa are shown. They lie normally in the bottom of the mine.

Data: iv.2006, Cheltenham, Gloucs, VC33

Image:© Robert Homan