When ready to pupate, it attaches itself to a leaf by the tail. The pupa when formed sticks out from the leaf, unprotected by a cocoon.
(Specimen: courtesy of the Macleay Museum, University of Sydney)
The adult moth has fore wings that are buff in the inner half and black in the outer half. There are black ticks along the costa in the buff half, and a muddled buff patch halfway along the trailing edge in the black half. The hind wings are bright yellow with a black marginal area. The moth has a wingspan of about 2 cms.
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