Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1403566

Western Sulphur
Colias occidentalis

Observation date: June 12, 2025
Submitted by: Buddy Mays
Specimen type: Photograph
Observation notes: Sorry about only one photo. I don't kill butterflies and sulphurs seldom open their wings. Thought you might see enough of the dorsal side to fading through.
Status: Resident
Verified by: Ken Davenport
Verified date: August 31, 2025
Coordinator notes: Fortunately in this case, I have collected this species myself in the Ochoco Mountains where it is well known!-Ken Davenport
Checklist region(s): United States, Oregon, Crook County