Heterorachis diaphana is a species of moth of the family Geometridae. It is found in Madagascar.Afromoths
The forewings & hindwings of this species are very transparent, pale yellow-green, rippled with white; costa finely ochreous; 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).Warren, W. 1899b. New Drepanulidae, Thyrididae, and Geometridae from the Aethiopian region. - Novitates Zoologicae 6(3):288–312 - on pages 291-292
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