Food Plant: Halimione (Sea-purslane), Atriplex littoralis (Grass-leaved Orache)  

Mine: September to October.

Notes: Larva feeds on seeds. On Halimione the larva also feeds on leaves after the case is formed. The full-grown case is 6mm long.   

Data: 2002, South Hampshire, VC11

Image:© Ian Thirlwell