''Hemiplatytes epia'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family Crambidae. It was described by

Harrison Gray Dyar Jr. Harrison Gray Dyar Jr. (February 14, 1866 – January 21, 1929) was an American entomologist. Dyar's Law, a pattern of geometric progression in the growth of insect parts, is named after him. He was also noted for eccentric pursuits which includ ...

in 1912. It has been recorded from the US state of

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

. The length of the forewings is 6.5–9 mm for males and 8.5–10 mm for females. Adults are on wing from June to October.Bug Guide
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References

Ancylolomiini Moths described in 1912 Moths of North America {{Prionapterygini-stub