Filodes costivitralis

Filodes costivitralis, the window pearl, is a moth of the family Crambidae. It is found in Réunion, Madagascar, Mauritania and central, southern and eastern Africa.
The larvae feed on "Hibiscus" species and "Thunbergia" species, including "Thunbergia grandiflora".
Occasionally the adults drink tear liquid from cattle, and can be a vector of animal diseases.