Gibbovalva magnoliae is a moth of the family Gracillariidae. It is known from Japan (Hokkaidō and Honshū).Global Taxonomic Database of Gracillariidae (Lepidoptera)

The wingspan is 6.8-9.2 mm.

The larvae feed on Magnolia heptapetala, Magnolia hypoleuca and Magnolia obovata. They mine the leaves of their host plant.

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