| Catocala antinympha | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Hexapoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Noctuidae |
| Genus: | Catocala |
| Species: | C. antinympha |
| Binomial name | |
| Catocala antinympha Hübner, 1823 |
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| Synonyms | |
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The Sweetfern Underwing (Catocala antinympha) is a moth of the Noctuidae family. It is found from Quebec and Ontario east to Nova Scotia and south to Connecticut, Rhode Island, New York, Massachusetts, Pennsylvania and Maryland.
The wingspan is 45-55 mm. Adults are on wing from July to September. There is one generation per year.
The larvae feed on Comptonia peregrina.