Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1250648

Western Tent Caterpillar Moth
Malacosoma californicum

Observation date: May 30, 2020
Submitted by: Timalynn
Specimen type: Photograph
Observation notes: Early morning, cool, damp for CO.
Status: Resident
Verified by: A_baldini
Verified date: June 05, 2020
Coordinator notes: This is a Western Tent Caterpillar, Malacosoma californicum. They use mountain mahogany (Cercocarpus montanus) and many other similar shrubs as host plants. If you found this one wandering, it may be ready to pupate.
Checklist region(s): United States, Colorado, Larimer County