(S)merinthos is a Greek word meaning a “cord” or “string”.
Smeer-in-thuhs
The genus Smerinthus currently contains over about 14 species worldwide. Nine species can be found in Europe and Asia, and five are new world species. Of the five species found in the US, two are possible to be seen in Indiana; Twin-spotted Sphinx (Smerinthus jamaicensis) and the less common, One-eyed Sphinx (Smerinthus cerisyi).
Twin-spotted Sphinx (Smerinthus jamaicensis) courtesy of Rick Malad.