Palumbina muraseae sp. nov. and its host plant. A habitat B host plant: Distylium racemosum (Hamamelidaceae) C infected young leaf, arrow indicates small holes made by the larva D midrib of leaf mined by the larva and the larva feeding inside it (red square) E upper leaf tip cut by the larva F larval leaf case on the upper leaf surface G larval leaf case on the lower leaf surface H close up of larval leaf case I young larva inside the fresh leaf case J mature larva inside the dried leaf case K pupa L pupal exuvia left by an adult.