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Digital Guide to Moth Identification

890122.007811Sphinx luscitiosa – Clemens' Sphinx Moth – Clemens, 1859
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.
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.
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.
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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