Wingspan 36–50 millimetres (1.4–2.0 in)
Grey-brown. Fore wing with a diffused dark mark above the centre of vein 1 ; an oblique postmedial line pale inwardly, red- brown outwardly; a submarginal series of black specks. Hindwing with postmedial and diffused submarginal lines.
Some specimens have a black spot above inner margin of fore wing before the middle.
Larva pale yellowish ochreous, with darker lines ; two subdorsal lines ; and a sublateral series of olivaceous spots ; 4th and 5th somites edged behind with black. Food-plants, Zingiberacece.
Throughout the Oriental and Australian regions.
In a recent publication  Mocis proverai, that is found in Africa and on the Arabian peninsula is promoted to a separate species. Both species can be distinguished with microscopic research of the genitalia.
- Zilli A. (2000) "African-Arabian and Asian-Pacific “Mocis frugalis”: Two distinct species (Lepidoptera: Noctuidae)", European Journal of Entomology, jrg. 97, nr. 3, pp. 419–426.
- G. F. Hampson (1895) The Fauna of British India including Ceylon and Burma, Moths Vol. III
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