''Lyonetia ledi'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family

Lyonetiidae Lyonetiidae is a family of moths with some 200 described species. These are small, slender moths, the wingspan rarely exceeding 1 cm. The very narrow forewings, held folded backwards covering the hindwings and abdomen, often have pointed ap ...

. It is found in most of

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

, except

Great Britain Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It is ...

Ireland Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...

, the

Iberian Peninsula The Iberian Peninsula (), ** * Aragonese and Occitan: ''Peninsula Iberica'' ** ** * french: Péninsule Ibérique * mwl, Península Eibérica * eu, Iberiar penintsula also known as Iberia, is a peninsula in southwestern Europe, defi ...

Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re ...

and the

Balkan Peninsula The Balkans ( ), also known as the Balkan Peninsula, is a geographical area in southeastern Europe with various geographical and historical definitions. The region takes its name from the Balkan Mountains that stretch throughout the who ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...

is 8–9 mm. The larvae feed on ''

Myrica gale ''Myrica gale'' is a species of flowering plant in the family Myricaceae, native to parts of Japan, North Korea, Russia, mainland Europe, the British Isles and parts of northern North America, in Canada and the United States. Common names include ...

'' and '' Ledum palustre''. 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 ...

the leaves of their host plant. The mine starts as a narrow corridor with a central

frass Frass refers loosely to the more or less solid excreta of insects, and to certain other related matter. Definition and etymology ''Frass'' is an informal term and accordingly it is variously used and variously defined. It is derived from the ...

line, that runs along the leaf margin towards the tip. From there a blotch is made. Small leaves may be mined out completely. They make a few slits in the side of the blotch away from the tip, through which most of the frass is ejected. Finally the larvae leave the mine, to make new blotches in one or two more leaves. Pupation takes place outside of the mine in a cocoon that hangs freely.

External links

bladmineerders.nl

Fauna Europaea
Lyonetiidae Moths of Japan Moths of Europe {{Lyonetiidae-stub