First record of Phyllonoricter millierella Staudinger, 1871; syn: Coccidiphila charlierella Réal, 1988 (Lepidoptera - Gracillariidae) in Hungary.
The moth is native throughout the Mediterranean region, larvae feed on the Mediterranean hackberry (Celtis australis). The spread of the tree in Hungary is barely known. The lower surface tentiform mine could be observed easily on the leaves. It has two generations, and overwinters as pupae.