Hyposidra talaca, the black looper or black inch worm, is a moth of the family Geometridae. The species was first described by Francis Walker in 1860. It is found from India to Indochina, Sundaland, Sulawesi, the Philippines, Sri Lanka, the Solomon Islands, Thailand, Taiwan, New Guinea and Australia, where it has been recorded from Queensland. It is a major defoliating pest in tea plantations.

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