A new lyonetiid moth, a pest of winged‐bean

摘要

Abstract.Leucoptera psophocarpellasp.n., a minute lyonetiid moth (wing‐span ±4 mm) whose larvae damage the leaves of winged‐bean (Psophocarpus tetragonolobusDC.) (Leguminosae) in Papua New Guinea, is described from the adult, larva and pupa. This species is known locally as the ‘winged‐bean blotch miner’ because of the characteristic damage caused by the larvae. Figures are given of the diagnostic external, venational and genitalic characters of the adult and chaetotactic and morphological characters of the larv