Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 698248

Big poplar sphinx
Pachysphinx occidentalis

Observation date: August 05, 2011
Submitted by: Josiah Gilbert
Specimen type: Photograph
Observation notes: Raised from a caterpillar,found 8/5/2011,crawling around looking for a place to pupate .Caterpillar pupated on 8/11/2011.It has Yet to emerge.
Status: Resident
Verified by: Josiah Gilbert
Verified date: September 07, 2013
Coordinator notes: Reared from larva collected on poplar.