Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1062372

Achemon sphinx
Eumorpha achemon

Observation date: August 09, 2015
Submitted by: KristopherFinstad
Specimen type: Photograph
Observation notes: Sighting before midnight at 23:29 hrs. P.D.T. in flight through open door, flight pattern initially thought to be a hummingbird, when the light went out: it flew very fast out the door. Wingspan estimated to be between three, and three-and-a-half inches. At time of image capture, barometric pressure was below average. Temperature, outdoors, was 65.5 de. Fahr.; outdoor humidity was 41%; dewpoint was 41.2 de. Fahr.; wind was calm. Location: GRASS VALLEY, CA, NEVADA COUNTY, latitude north 39.2153993, and west -121.0550773. Sighting of August 9th, 2015, at 23:29 hrs. P.D.T.. Mr. Kristopher FINSTAD.
Status: Resident
Verified by: Robert Martin
Verified date: August 31, 2015
Coordinator notes: None.
Checklist region(s): United States, California, Nevada County