(Heterorachis diaphana)
Heterorachis diaphana is a species of moth of the family Geometridae. It is found in Madagascar. The forewings & hindwings of this species are very transparent, pale yellow-green, rippled with white; costa finely ochreus; the fringe is pale green, cell spot black. It has an expanse of 21mm. The holotype was collected North-East of Fianarantsoa in the Forrest of Ivohimanitra (North of Ambohimanga Sud).