''Pselnophorus vilis'' 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 ...

of the family Pterophoridae. It known from

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

(Hokkaido, Honshu, Kyushu, Tanega-shima, Yaku-shima),

Amur The Amur (russian: река́ Аму́р, ), or Heilong Jiang (, "Black Dragon River", ), is the world's List of longest rivers, tenth longest river, forming the border between the Russian Far East and Northeast China, Northeastern China (Inne ...

Korea Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th parallel, with North Korea (Democratic People's Republic of Korea) comprising its northern half and South Korea (Republic o ...

and

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

. 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 and the length of the forewings is . 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. The ...

e feed on '' Ligularia fisheri'', '' Ligularia tussilaginea'' and ''

Petasites japonicus ''Petasites japonicus'', also known as butterbur, giant butterbur, great butterbur and sweet-coltsfoot, is an herbaceous perennial plant in the family Asteraceae. It is native to China, Japan, Korea and Sakhalin and introduced in Europe and Nor ...

''. When feeding on ''Ligularia tussilaginea'', the larva usually eats the leaf from the upper surface and the lower epidermis is left untouched. Rarely, the larva eats the leaf from the under surface. The pupa is usually attached to the upper surface of a leaf. When feeding on ''Ligularia fisheri'', the larva eats the leaf from the upper or under surface and eats large patches, here the epidermis is not left.

References

External links

Taxonomic And Biological Studies Of Pterophoridae Of Japan (Lepidoptera)
Oidaematophorini Moths described in 1881 Moths of Asia Moths of Japan {{Pterophoridae-stub