FINAL INSTAR CATERPILLARS AND METAMORPHOSIS OF CYCLOSIA SORDIDUS (WALKER) IN SINGAPORE (LEPIDOPTERA: ZYGAENIDAE: CHALCOSIINAE)

The final instar caterpillar and characteristic cocoon of the chalcosiine moth, Cyclosia sordidus (Walker), are described and illustrated. Notes on sexual dimorphism in this species are provided.