Looks like Cheryl was right about it being a cecropia moth.
A friend of mine sent the pic to her brother, who's a professor at the University in Gainesville, and he showed it to the head of Entomology, and that's what he thinks it is.
We've got "Fred" in a jar and will let you know when he emerges.
Here's the pic, if anyone missed it:
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And here's the link that Cheryl found:
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