Erynnis zarucco, commonly known as the zarucco duskywing, is a species of butterfly in the family Hesperiidae. It is found (rarely) from southern Ontario to the southeastern United States.Zarucco Duskywing, Butterflies of Canada

The wingspan is 32–38 mm. There are three generations in the deep south but only two in the north.

The larvae feed on tree and herbaceous Fabaceae.

References

External links Zarucco Duskywing, Nearctica Zarucco Duskywing, Jeff's Nature Page