Species
Erynnis pacuvius (Pacuvius duskywing)
Erynnis pacuvius. Photo: (c) Bill Bouton, some rights reserved (CC BY-NC-ND)
Erynnis pacuvius, the Pacuvius duskywing, Dyar’s duskywing or buckthorn dusky wing, is a skipper butterfly of the family Hesperiidae. It is found in most of the western United States and in southern British Columbia.
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