Family: Gracillariidae        Sub-family: Gracillariinae  283     *     Caloptilia betulicola Specimen needs confirming Wingspan: 14-16mm. Can be variable, need rearing or gen.det Flight time: June-July and September-October Food plant: Birch, usually seedlings or suckers Mine: May and July Egg usually lower surface. A small corridor with red-brown frass is followed by a blotch mine between two veins, the frass at one end. The larva initially rolls or folds a leaf margin then creates a larger transverse fold from the leaf tip downwards

Caloptilia betulicola Q
Ballingeary, Co. Cork, SW Ireland. September 2011