Family: Coleophoridae 587     *     Coleophora caespititiella Larval case on Soft Rush (Juncus effusus). August 2011 Wingspan: 8-10mm. Adults need gen.det to determine Flight time: May-June. Flies at dusk and night Food plant: Juncus spp. (Rush): Juncus conglomeratus, gerardii, effusus, articulatus, inflexus Mine: August-May Egg laid among the flowers, larva initially feeding inside the seed capsules. The case is made by the final instar larva and decorated with frass and vegetable material.

Coleophora caespititiella
Larval case on Soft Rush, Juncus effusus. Ballingeary, Co. Cork, SW Ireland. August 2011