24-5-2023 SUKAU RIVER LODGE, BORNEO - COCOA TUSSOCK MOTH (Orgyia postica)

Orgyia postica, the cocoa tussock moth or hevea tussock moth, is a species of moth of the subfamily Lymantriinae of the family Erebidae found in the Oriental tropics of India, Sri Lanka, Myanmar, Borneo, Java, New Guinea, and Taiwan. It was described by Francis Walker in 1855.

 Adult males are on the wing year-round. The name Orgyia is because the larvae have been recorded on a wide range of species, including Buchanania, Mangifera, Durio, Ochroma, Casuarina, Terminalia, Shorea, Hevea, Ricinus, Pelargonium, Cinnamomum, Acacia, Albizia, Caesalpinia, Cajanus, Cassia, Dalbergia, Erythrina, Pithecellobium, Pterocarpus, Sesbania, Xylia, Lagerstroemia, Eucalyptus, Tristania, Zizyphus, Malus, Coffea, Citrus, Santalum, Dimocarpus, Litchi, Nephelium, Theobroma, Camellia, Grewia, and Tectona. The head, legs, and prolegs are pale red. The body is longitudinally banded in dark brown and pale yellow. The four dorsal brushes are pale yellow.

The parasitoid wasps of Telenomus are known to attack the eggs of this moth.