Pandesma decaryi is a moth of the family Erebidae. It is native to central & south-western Madagascar.afromoths.net

Berio described this species in 1966 as looking very similar to Pandesma anysa Guenée, 1852 as found in Eritrea. It has a wingspan of 38mm.Berio, E. 1966e. Descrizione di nuove Noctuidae Africane e note sinonimiche. - Annali del Museo Civico di Storia Naturale di Genova 76:131

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