Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1403300

Chalcedon Checkerspot
Euphydryas chalcedona

Observation date: May 22, 1982
Submitted by: papilio1
Specimen type: Photograph
Observation notes: Many were feeding on button bush along creek
Status: Resident
Verified by: Ken Davenport
Verified date: June 12, 2025
Coordinator notes: None.
Checklist region(s): United States, California, Tehama County

Advertisement