Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1044183

Observation date: May 16, 2015
Submitted by: plex1ppus
Specimen type: Photograph
Observation notes: I have never seen larvae having dinner on Mertensia before. I looked through James' and Nunnallee and eliminated butterflies I suspected, because they have branched spines, and these have hairs. Some sort of Sphingidae?
Status: Resident
Verified by: davidwdroppers
Verified date: May 19, 2015
Coordinator notes: None.
Checklist region(s): United States, Montana, Mineral County