Trachusa (Heteranthidium) zebrata (Cresson, 1872)
Counties: Cass, Pine.
Comments: Rare and not seen since 1939. This species may no longer be present in Minnesota.
Material examined: Cass Co.: Pine River: 1 ♁, 12 Aug 1939, H.E. Milliron leg., det. J. Gardner and confirmed by Z. Portman; Pine Co.: 1 ♁, 21 Aug 1938, H.E. Milliron leg., net, det. H. Schwarz and confirmed by J. Gardner and Z. Portman.