Pycnotarsa sulphurea is a moth in the family Oecophoridae. It was described by August Busck in 1914. It is found in Panama.Pycnotarsa at Markku Savela's Lepidoptera and Some Other Life Forms
The wingspan is about 30 mm. The forewings are glossy white with a strong violet sheen and overlaid with yellow scales. The extreme base of the costa, a longitudinal central line from the base to the termen and the apical edge are all reddish yellow. The hindwings are glistening light violet yellow.Proceedings of the United States National Museum 47 (2043): 28
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