Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1070062

Lassaux's sphinx
Erinnyis lassauxii

Observation date: October 23, 2015
Submitted by: TGHeger
Specimen type: Photograph
Observation notes: Approximately 9cm long, 2cm diameter. Seen on and eating a leaf of Matelea reticulata (Pearl Milkweed Vine). The white bumps behind the head that look like leaking milky sap are anatomical structures. Weather: 75° F, calm, overcast, intermittent light rain through the day.
Status: Temporary Colonist
Verified by: stomlins701
Verified date: November 06, 2015
Coordinator notes: This is an uncommon species sometimes found in the fall in south and south-central TX. I have one in my collection from Oct. 1973. This is an especially unusual sighting for a caterpillar of this species. Great find. SAT
Checklist region(s): United States, Travis County, Texas