Field photographs taken from the type locality, Pilu (碧綠) A host plant, Taxillus rhododendricolus (indicated by arrows) B close-up and another angle of T. rhododendricolus C branch of T. rhododendricolus with egg masses (indicated by black arrows) and larvae (indicated by red arrows) D branch of T. rhododendricolus with young larvae (indicated by arrows) mining leaves E branch of T. rhododendricolus with older and younger larvae (indicated by red arrows) mining leaves F branch of T. rhododendricolus with egg masses (indicated by black arrows).