''Dialectica imperialella'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

of the family

Gracillariidae Gracillariidae is an important family of insects in the order Lepidoptera and the principal family of leaf miners that includes several economic, horticultural or recently invasive pest species such as the horse-chestnut leaf miner, ''Cameraria ...

. It is found from

Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...

to the

Pyrenees The Pyrenees are a mountain range straddling the border of France and Spain. They extend nearly from their union with the Cantabrian Mountains to Cap de Creus on the Mediterranean coast, reaching a maximum elevation of at the peak of Aneto. ...

Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...

and

Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to ...

and from

Great Britain Great Britain is an island in the North Atlantic Ocean off the north-west coast of continental Europe, consisting of the countries England, Scotland, and Wales. With an area of , it is the largest of the British Isles, the List of European ...

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

and

Ukraine Ukraine is a country in Eastern Europe. It is the List of European countries by area, second-largest country in Europe after Russia, which Russia–Ukraine border, borders it to the east and northeast. Ukraine also borders Belarus to the nor ...

. Adults are on wing in May and June in one generation. The

larva A larva (; : larvae ) is a distinct juvenile form many animals undergo before metamorphosis into their next life stage. Animals with indirect development such as insects, some arachnids, amphibians, or cnidarians typically have a larval phase ...

e feed on '' Buglossoides purpurocaerulea'', ''

Lithospermum officinale ''Lithospermum officinale'', or common gromwell or European stoneseed, is a flowering plant species in the family ''Boraginaceae'', native to Eurasia. It is the host plant for caterpillars of the monophagous moth ''Ethmia dodecea''. Descriptio ...

'', ''

Pulmonaria angustifolia ''Pulmonaria angustifolia'', the narrow-leaved lungwort or blue cowslip, is a species of flowering plant in the family Boraginaceae, native to central and north eastern Europe. Growing to tall by broad, it is an herbaceous perennial with hairy ...

'', ''

Pulmonaria officinalis ''Pulmonaria officinalis'', common names lungwort, common lungwort, Mary's tears or Our Lady's milk drops, is a herbaceous rhizomatous evergreen perennial plant of the genus '' Pulmonaria'', belonging to the family Boraginaceae. Etymology The g ...

'' and ''

Symphytum officinale ''Symphytum officinale'' is a perennial flowering plant in the family Boraginaceae. Along with thirty four other species of ''Symphytum'', it is known as comfrey (from the Latin confervere to 'heal' or literally to 'boil together', referring to u ...

''. They

mine Mine, mines, miners or mining may refer to: Extraction or digging *Miner, a person engaged in mining or digging *Mining, extraction of mineral resources from the ground through a mine Grammar *Mine, a first-person English possessive pronoun M ...

the leaves of their host plant.

References

Dialectica (moth) Moths of Europe Moths of Asia Moths described in 1847 {{Acrocercopinae-stub