Astata bicolor is a species of Hymenoptera in the family crabronid wasps. They visit flowers of spotted water hemlock, Ruth's milkweed, Viola pedata, and Viola sagittata. They are diurnal.

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EOL has data for 8 attributes, including:

Known occurrences, collected specimens and observations of Astata bicolor Say 1823. View this species on GBIF