Flea beetles are
Leaf Beetles (Chrysomelidae) » Skeletonizing Leaf Beetles and Flea Beetles (Galerucinae) » Flea Beetles (Alticini)
This one could be Disonycha, or perhaps Kuschelina. Not the most common sighting if it’s Kuschelina.
If Kuschelina, K. miniata species complex is a good fit.
If Disonycha, D. caroliana is a good fit.
a little wild 
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