Oedemasia concinna, the red-humped caterpillar, is a moth of the family Notodontidae. It is found from southern Canada to Florida and California, and in South Asia.
| Oedemasia concinna | |
|---|---|
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Superfamily: | Noctuoidea |
| Family: | Notodontidae |
| Subfamily: | Heterocampinae |
| Genus: | Oedemasia |
| Species: | O. concinna
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| Binomial name | |
| Oedemasia concinna (J.E. Smith, 1797)
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| Synonyms | |
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The wingspan is about 38 millimeters (1.5 in).
The larvae feed on a wide range of woody plants.