''Perinaenia'' is a monotypic moth genus 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'') ...

erected by Arthur Gardiner Butler in 1878. Its only species, ''Perinaenia accipiter'', was first described by Felder in 1874. It is here provisionally treated as separate from ''

Xestia ''Xestia'' is a genus of noctuid moths (family Noctuidae). They are the type genus of the tribe Xestiini in subfamily Noctuinae, though some authors merge this tribe with the Noctuini. Species in this genus are commonly known as "clays", "darts ...

'', though it seems closely related. Its closest living relatives are not resolved and thus the genus' eventual fate depends on how ''Xestia'' is treated. This species is known from western

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 ...

, northern India, Tibet and

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 ...

References

Calpinae Moths of Asia Monotypic moth genera {{Calpinae-stub