Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1426735

Propertius Duskywing
Erynnis propertius

Observation date: June 20, 2026
Submitted by: MAKI
Specimen type: Photograph
Observation notes: Summit of Eureka Peak, hilltopping
Status: Unknown
Verified by: Ken Davenport
Verified date: July 04, 2026
Coordinator notes: I don't know how high that peak is but propertius is sometimes on hilltops, but persius is not a hilltopper, pacuvius isbut that is not pacuvius either-Ken Davenport
Checklist region(s): United States, California, Plumas County