| Phyllonorycter pygmaea | |
|---|---|
Scientific classification 
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| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Gracillariidae |
| Genus: | Phyllonorycter |
| Species: | P. pygmaea
|
| Binomial name | |
| Phyllonorycter pygmaea | |
| Synonyms | |
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Phyllonorycter pygmaea is a moth of the family Gracillariidae. It is known from Japan (the islands of Hokkaidō, Kyūshū, Shikoku and Honshū), Korea and the Russian Far East.2
The wingspan is 5-5.5 mm.
The larvae feed on Castanea crenata, Quercus acutissima, Quercus crispula, Quercus mongolica and Quercus serrata. They mine the leaves of their host plant.