''Acrocercops vallata'' 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 ...

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, ''Camerar ...

. It is known from Japan (Honshū, Kyūshū, Shikoku).Global Taxonomic Database of Gracillariidae (Lepidoptera)
/ref> 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 ...

is 7.5–8 mm. The

larva A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle. Th ...

e feed on ''

Quercus acuta ''Quercus acuta'', the Japanese evergreen oak, is an oak native to Japan, South Korea, Taiwan, and China's Guizhou Province and Guangdong Province. Description Due to its foliage and habitat, it looks rather unlike most other oaks. ''Quercus ...

'', ''

Quercus glauca ''Quercus glauca'' (syn. ''Cyclobalanopsis glauca''), commonly called ring-cupped oak or Japanese blue oak, is a tree in the beech family (Fagaceae). It is native to eastern and southern Asia, where it is found in Afghanistan, Bhutan, China, nort ...

'' and ''

Quercus salicina ''Quercus salicina'' is an oak species found in Japan, South Korea and Taiwan. It is placed in subgenus ''Cerris'', section ''Cyclobalanopsis''. The larvae of the Japanese oakblue (''Arhopala japonica''), of '' Acrocercops vallata'' and '' Maru ...

''. 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.

References

vallata Vallata (Irpino: ) is a town and ''comune'' in the province of Avellino, Campania, Italy. Located in the Apennines between the Ufita Valley and Daunian Mountains, the town is part of the Roman Catholic Diocese of Ariano Irpino-Lacedonia. Its terr ...

Moths described in 1988 Moths of Japan {{Acrocercops-stub