Perigonia passerina
Diagnostic description:
Very similar to Perigonia lusca but medial part of forewing outer margin, between M1 and CuA1, markedly more convex. Forewing upperside ground colour more grey; submarginal line very irregular between M3 and 1A+2A, not very distinct posteriorly, being more or less merged with the black marginal scaling. Yellow patch along inner margin of hindwing upperside much larger than in Perigonia lusca. Tornal patch on hindwing underside buff (as in Perigonia lusca).