Trapezites symmomus is a butterfly of the family Hesperiidae. It is found in Queensland, Victoria, South Australia and New South Wales. The wingspan is about 50 mm. The larvae feed on Lomandra hystrix, Lomandra longifolia, Lomandra obliqua, Lomandra spicata and Romnalda strobilacea.

There is no data about harmful of this species. Don't forget to be careful.