Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1365006

Chalcedon Checkerspot
Euphydryas chalcedona

Observation date: May 16, 2023
Submitted by: dharlette
Specimen type: Photograph
Observation notes: Dorsal view included! Located at Camp Tawonga (GPS coordinates 37.854517, -119.949517). Top is checkered black, white, & red/orange. The photos of the Chalcedona on this site seemed to have a lot more white than this specimen did. Please note the specimen is from May.
Status: Resident
Verified by: Ken Davenport
Verified date: July 23, 2023
Coordinator notes: This appears to be subspecies sierra and May is too early for Euphydryas anicia variicolor found at 10,000'+ above Sonora Pass-Ken Davenport
Checklist region(s): United States, California, Tuolumne County