Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1411081

Chalcedon Checkerspot
Euphydryas chalcedona

Observation date: July 06, 2025
Date notes: Midday
Submitted by: Genbicknell
Specimen type: Photograph
Observation notes: None.
Status: Resident
Verified by: Ken Davenport
Verified date: August 10, 2025
Coordinator notes: Subspecies sierra. What identification clue? The spots on the abdomen can separate these from Edith's Checkerspot.-Ken Davenport
Checklist region(s): United States, California, El Dorado County