''Ptychopseustis argentisparsalis'' 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 ...

in the family Crambidae. It is found in

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

Description

The wingspan is 18 mm. Forewings with slightly indented outer margin at vein 6. Body dark fuscous and prominently irrorated (sprinkled) with black scales. Forewings with brilliant silver line from base of costa to median nervure near angle of cell, then erect to inner margin, with a black spot inside it below cell. A curved silver fascia found on subcostal nervure at end of cell and a spot at lower angle. The silvery submarginal line more excurved below costa and nearer the margin. The marginal specks more prominent and on a grey band.

References

Cybalomiinae Moths described in 1880 {{Crambinae-stub