| Erynnis propertius | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Hesperiidae |
| Genus: | Erynnis |
| Species: | E. propertius |
| Binomial name | |
| Erynnis propertius (Scudder & Burgess, 1870) |
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| Synonyms | |
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The Propertius Duskywing (Erynnis propertius) is a butterfly of the Hesperiidae family. It is found from southern British Columbia south along the Pacific Slope to Baja California Norte.
The wingspan is 35-45 mm. There is one generation with adults on wing March to July.
The larvae feed on Quercus species, including Quercus agrifolia and Quercus garryana species. Adults feed on flower nectar.