Idioglossa bigemma is a species of moth of the family Epimarptidae. It is known from Mauritius, Réunion and South Africa.afromoths

The wingspan is about 10 mm. The head and face of this species are shining silvery, palpi and antennae silvery. The forewings are ochreous, shining with silvery and brassy metallic scales.Walsingham, Thomas de Grey 1881. On the Tortricidae, Tineidae and Pterophoridae of South Africa. - Transactions of the Entomological Society of London 1881(2):273–274, pls. 13, ill.42

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