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Digital Guide to Moth Identification

Sphingidae
890122.007811Sphinx luscitiosa Clemens, 1859 – Clemens' Sphinx
Distribution Data for Sphinx luscitiosa
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Distribution: Uncommon to rare. Found in Canada from Nova Scotia to Alberta, and in the Yukon. In the US, it is found south to New Jersey, Illinois and Utah.
Seasonality
and Size:
One brood, flight period in June and July. Wingspan 57 - 78 mm.
Larva and
Host Plants:
Foodplants include poplar, willow and birch. Green hornworm with 7 pairs of oblique lateral lines similar to S. gordius except that the horn has a black lateral line.
Description/
Field Marks:
  • Forewing yellowish gray in males, pale gray with yellow tint in females.
  • Dark border on outer margin widens towards inner margin.
  • Hindwing deep yellow in males, pale yellow in females: both sexes have a wide black border.
Similar Species:
  • Pinned specimens of related species. (Hint: select View by Region on the related species page.)
Synonymy: Sphinx luscitiosa Clemens, 1859
Sphinx benjamini Clark, 1932
Sphinx bombax Barnes & Benjamin, 1927
Sphinx borealis Clark, 1931
Sphinx una Skinner, 1903
References
  • Barcode of Life (BOLD) - Caution: Some specimens shown may not be sequenced. DNA barcode provides evidence of relatedness not proof of identification.
  • Covell Field Guide p.36; Pl. 4(2, male).
  • Hodges, R. W., 1971. Moths of America North of Mexico, Fascicle 21:p. 68; pl. 5.10, 13, 16. order
  • Species Page at Bill Oehlke's moth website - Sphinx luscitiosa
  • Species Page at BugGuide.Net
  • Species Page at E. H. Strickland Museum
  • Species Page at Pacific Northwest Moths
  • Tuttle, J. P., 2007. Hawk Moths of North America: p. 88; pl. 6.1, 4.
  • Wagner, D. L., (2005). Caterpillars of Eastern North America, p. 260.
Data compiled and contributed by Nolie Schneider from references cited.

Sphinx luscitiosa
Nelson Poirier
Sphinx luscitiosa
Nelson Poirier
Sphinx luscitiosa
Robin McLeod
Sphinx luscitiosa
70mm – Jim Vargo
Sphinx luscitiosa
Canadian National Collection LG


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