(Borboryctis euryae)
Borboryctis euryae is a moth of the family Gracillariidae. It is known from Japan (Honshū, Kyūshū, Shikoku and Tusima). The wingspan is 6.9–8.1 millimetres (0.27–0.32 in). The larvae feed on Eurya emarginata and Eurya japonica. They probably mine the leaves of their host plant.