Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 698245

Big poplar sphinx
Pachysphinx occidentalis

Observation date: September 04, 2010
Submitted by: Josiah Gilbert
Specimen type: Photograph
Observation notes: Two fourth instar larvae taken. The caterpillar in the second photo is in the fifth instar.
Status: Resident
Verified by: kellyrichers
Verified date: October 30, 2012
Coordinator notes: You are correct. Kelly