▁a ▁moth ▁of ▁the ▁family ▁Ne pt icul idae . ▁It ▁is ▁found ▁from ▁F enn osc and ia ▁to ▁the ▁Al ps ▁and ▁the ▁Car path ians , ▁and ▁from ▁Ireland ▁to ▁Poland . ▁There ▁is ▁a ▁dis j unct ▁population ▁in ▁Greece . ▁ ▁The ▁wings pan ▁is ▁. ▁Ad ult s ▁are ▁on ▁wing ▁from ▁July ▁to ▁August ▁and ▁again ▁in ▁September . ▁There ▁are ▁two ▁gener ations ▁per ▁year . ▁ ▁Distribution ▁and ▁threat ▁level ▁In ▁England , ▁it ▁is ▁found ▁between ▁Le ck ford ▁and ▁St . ▁Catherine ' s ▁Hill ▁of ▁Ham pshire ▁and ▁is ▁also ▁abund ant ▁in ▁North ▁Som erset ▁and ▁southern ▁part ▁of ▁W ilt shire . ▁It ▁is ▁considered ▁end anger ed ▁in ▁East ▁Sus sex ▁and ▁East bourne ▁while ▁in ▁West ▁Sus sex ▁is ▁considered ▁to ▁be ▁ext inct , ▁since ▁there ▁was ▁no ▁record ings ▁of ▁it ▁there ▁since ▁ 1 9 0 5 . ▁ ▁E col ogy ▁The ▁lar va e ▁feed ▁on ▁Filip end ula ▁vul gar is ▁and ▁Filip end ula ▁ul mar ia . ▁They ▁mine ▁the ▁leaves ▁of ▁their ▁host ▁plant . ▁The ▁mine ▁consists ▁of ▁a ▁long , ▁slowly ▁w inding ▁cor rid or . ▁The ▁first ▁part ▁often ▁follows ▁a ▁ve in . ▁The ▁fr ass ▁is ▁concentr ated ▁in ▁a ▁narrow ▁central ▁line ▁at ▁first . ▁Later , ▁it ▁is ▁distributed ▁more ▁widely , ▁occup ying ▁about ▁two ▁third s ▁of ▁the ▁width ▁of ▁the ▁mine . ▁P up ation ▁takes ▁place