Isturgia contexta is a moth of the family Geometridae. It is found in Madagascar and Comoros.
The length of the forewings is 12 to 16mm. The wings are whitish/ochreous-grey ground colour with darker clusting.Underside is cream-white. The antennae of the male are bipectinated, female antennae are ciliated.[1]
Specimen of this species have been collected from sea level up to 1200m, during the whole year except September.