''Mompha sturnipennella'' 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 ...

in the family

Momphidae The Momphidae, or mompha moths, is a family of moths with some 115 described species. It was described by Gottlieb August Wilhelm Herrich-Schäffer in 1857. These moths tend to be rather small with a wingspan of up to 21 mm. The wings are he ...

. It is found in the

Holarctic ecozone The Holarctic realm is a biogeographic realm that comprises the majority of habitats found throughout the continents in the Northern Hemisphere. It corresponds to the floristic Boreal Kingdom. It includes both the Nearctic zoogeographical region ...

and is found in most of Europe (except the south),

Siberia Siberia ( ; , ) is an extensive geographical region comprising all of North Asia, from the Ural Mountains in the west to the Pacific Ocean in the east. It has formed a part of the sovereign territory of Russia and its predecessor states ...

, the

Russian Far East The Russian Far East ( rus, Дальний Восток России, p=ˈdalʲnʲɪj vɐˈstok rɐˈsʲiɪ) is a region in North Asia. It is the easternmost part of Russia and the Asia, Asian continent, and is coextensive with the Far Easte ...

and

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

Description

The

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

is 13–18 mm. Adults are on wing from July to August and again from September to May of the following year after hibernation. The larvae feed on rosebay willowherb (''

Chamaenerion angustifolium ''Chamaenerion angustifolium'' is a perennial herbaceous flowering plant in the willowherb family, Onagraceae. It is known in North America as fireweed and in Britain and Ireland as rosebay willowherb. It is also known by the synonyms ''Chameri ...

''). The larvae feed inside the stem of their host plant, usually in the flowering part. Feeding causes a

gall Galls (from the Latin , 'oak-apple') or ''cecidia'' (from the Greek , anything gushing out) are a kind of swelling growth on the external tissues of plants. Plant galls are abnormal outgrowths of plant tissues, similar to benign tumors or war ...

to be formed. Larvae of the second generation usually live in a seedpod. Larvae of the first generation are found from May to June and larvae of the second generation are found from July to August.

References

External links

Lepiforum e. V.
Momphidae Gall-inducing insects Moths described in 1833 Moths of Asia Moths of Europe Moths of North America Taxa named by Georg Friedrich Treitschke {{Momphidae-stub