Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1412719

Chalcedon Checkerspot
Euphydryas chalcedona

Observation date: June 16, 2025
Submitted by: Wyonature78
Specimen type: Photograph
Observation notes: Looks like it is on a sage.
Status: Resident
Verified by: Ken Davenport
Verified date: August 24, 2025
Coordinator notes: Likely subspecies macglashani-Ken Davenport
Checklist region(s): United States, California, Plumas County