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Mary Keim   cc-by-nc-sa

Colletes thoracicus is a species of Hymenoptera in the family plasterer bees. They visit flowers of golden ragwort, staghorn sumac, hemlock, and Black Haw Viburnum.

EOL has data for 12 attributes, including:

Known occurrences, collected specimens and observations of Colletes thoracicus Smith 1853. View this species on GBIF