''Prabhasa monastyrskii'' 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

Erebidae The Erebidae are a family of moths in the superfamily Noctuoidea. The family is among the largest families of moths by species count and contains a wide variety of well-known macromoth groups. The family includes the underwings ('' Catocala'') ...

first described by Vladimir Viktorovitch Dubatolov in 2012. It is found in

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making i ...

. The length of the forewings is about 9.5 mm. The forewings are dark grey with a lighter costal margin and a dark shadow beyond the discal cell. The hindwings are brownish grey, with lighter bases.

References

Moths described in 2012 Lithosiina {{Lithosiina-stub