Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 709498

Columbia silkmoth
Hyalophora columbia

Observation date: May 15, 2012
Date notes: First sighting 5/12/12
Submitted by: Ilene
Specimen type: Photograph
Observation notes: I have found several of these big beasties in the early morning. I have seen from four to eleven at a time. I don't know if they are new hatches or something that wintered here. I would love to know what they are!
Status: Resident
Verified by: davidwdroppers
Verified date: May 16, 2012
Coordinator notes: New hatches. These guys spend the winter as pupa.
Checklist region(s): United States, Montana, Jefferson County