Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1253433

Big poplar sphinx
Pachysphinx occidentalis

Observation date: June 13, 2020
Date notes: Laying Eggs
Submitted by: Mickykvm
Specimen type: Photograph
Observation notes: None.
Status: Resident
Verified by: charleseharp
Verified date: July 08, 2020
Coordinator notes: Both species occur in El Paso County. Occidentalis is usually a little larger and lighter in color.
Checklist region(s): United States, Colorado, El Paso County