Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1350723

Persius Duskywing
Erynnis persius

Observation date: June 27, 2022
Submitted by: Lyle R
Specimen type: Photograph
Observation notes: Near small wetland on north side of Upper Beaver Meadows Road, Rocky Mountain NP
Status: Resident
Verified by: mikefisher
Verified date: February 18, 2023
Coordinator notes: A newly emerged female Persius Duskywing...the Rocky Mountain Duskywing (Erynnis telemachus) is found early in the season (April-May-early June) in the foothills where there are oaks...the hostplant. There are no oaks much north of Red Rocks Park in Jefferson County or west into the mountains. Mike
Checklist region(s): United States, Colorado, Larimer County