Caterpillar of a sphinx moth

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7449.        What kind of worm is this. White City, Sk. Canada

 

Number 7449.    This is a caterpillar of a sphinx moth (Lepidoptera: Sphingidae); most likely that of an Achemon sphinx, Eumorpha achemon. They feed primarily on the leaves of wild grape, Virginia creeper, and related vines. See Sphinx moth information .

 

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