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Photo#1010246
Four-toothed Mason Wasp (Monobia quadridens) - Monobia quadridens

Four-toothed Mason Wasp (Monobia quadridens) - Monobia quadridens
Bladensburg, Prince George's County, Maryland, USA
October 13, 2014
found on late-season goldenrod (Solidago sp.) on low gradient riparian meadow adjacent to the Anacostia River