Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1420599

Hydaspe Fritillary
Speyeria hydaspe

Observation date: July 10, 1984
Submitted by: papilio1
Specimen type: Photograph
Observation notes: Warm day. Mountain meadow habitat. Many species were observed on the wing and feeding on wildflowers.
Status: Resident
Verified by: Ken Davenport
Verified date: March 23, 2026
Coordinator notes: Based on the thick veins above, abundant black scaling and the underside hindwing, I will go with hydaspe-Ken Davenport
Checklist region(s): United States, California, Butte County