Herpetogramma thestealis is a species of moth of the family Crambidae. It is found in most of North America.mothphotographersgroup
The wingspan is 29–38 mm.Bug Guide Adults are sexually dimorphic.A new species of Herpetogramma (Lepidoptera, Crambidae, Spilomelinae) from eastern North America
The larvae feed on various woody plants, including basswood, hazel, Carolina silverbell and spikenard.
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