Ancylolomia chrysographellus, the angled grass moth,[1] is a species of moth in the family Crambidae. It is found on Cyprus[2] and in Kenya, Uganda, Yemen,[3] India, Pakistan, Sri Lanka,[4] Myanmar, China, Korea, Japan, Taiwan, the Philippines and Indonesia.
The wingspan is 25–30 mm for females and 20 mm for males.[5] Antennae of male with short uniseriate laminated branches, which is simple in female. It is a brownish-ochreous moth. Forewings with silvery and yellow fascia, with streaks of black scales on them in cell and the interspaces beyond and below it. A minutely dentate submarginal silvery line with a more prominent tooth at vein 3. A whitish marginal band with a series of dark specks on it. Cilia silvery. Hindwings whitish, pale fuscous, or dark fuscous in Sri Lankan specimens. The forewings may have a white fascia developed on median nervure.[6]
It is a minor pest of rice. The larvae are known to feed on many grasses.
. George Hampson . 1896 . The Fauna of British India, Including Ceylon and Burma . Moths Volume IV . Taylor and Francis . Biodiversity Heritage Library.