• Local names

• Language	Vernacular name
  English (US)	Elm Sphinx
  English (US)	Four-horned Sphinx

• Synonyms and other combinations

• Latin name	Author
  Agrius amyntor	Geyer, 1835
  Ceratomia quadricornis	Harris, 1839
  Ceratomia ulmi	Boisduval, 1875

• Links

• Language	Website	Authors
  	Butterflies and Moths of North America
  	North American Moth Photographers Group
  	Pacific Northwest Moths
  	Silk Moths	Bill Oehlke
  	Sphingidae Taxonomic Inventory	Ian Kitching

The QR code below, when scanned, automatically opens a page with a description of this species. Placing the code on a label under the specimen, on poster or information board in a museum or exhibition will allow for quick and easy display of full information about the species on the smartphone of the interested person.