Patania ultimalis is a species of moth in the family Crambidae. It was described by Francis Walker in 1859. It is found in Sri Lanka, Myanmar, Japan,Japanese Moths Taiwan and Australia.

The wingspan is .gaga.biodiv.tw

The larvae feed on Idesia polycarpa.Sugi, Shigero., 1999: Larva of Pleuroptya ultimalis Walker Pyralidae, Pyraustinae feeding on Idesia polycarpa Flacourtiaceae. Japan Heterocerists' Journal. 1 May; 203: 50

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