Collita vetusta is a moth of the family Erebidae. It is found in Japan (Hokkaido, Honshu, Shikoku, Kyushu, Yakushima), the Russian Far East, northern China and Korea., 2007: A review of Eilema Hübner, 1819 of Russia and adjacent territories. Part 1. The Eilema griseola (Hübner, 1803) species group (Arctiidae: Lithosiinae). Nota Lepidopterologica 30 (1): 25—43. Fullarticle: .

The wingspan is 33–38 mm.

Subspecies Collita vetusta vetusta (Russian Far East, northern China and Korea) Collita vetusta aegrota (Butler, 1877) (Japan)

References