Probably Rustic Sphinx Caterpillar

Subject:  What kind of caterpillar?
Geographic location of the bug:  Tucson, AZ
Date: 02/12/2020
Time: 08:21 PM EDT
Your letter to the bugman:  I found this giant caterpillar near my garage in October.  I’ve never seen one so big. What is it?
How you want your letter signed:  Erica

Pre-pupal Rustic Sphinx Caterpillar

Dear Erica,
We believe your Hornworm is a pre-pupal Rustic Sphinx Caterpillar,
Manduca rustica, based on images on the Sphingidae of the Americas and BugGuide.

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