Bombus (Pyrobombus) impatiens Cresson, 1863

Portman, Zachary M., Gardner, Joel, Lane, Ian G., Gerjets, Nicole, Petersen, Jessica D., Ascher, John S., Arduser, Mike, Evans, Elaine C., Boyd, Crystal, Thomson, Robin & Cariveau, Daniel P., 2023, A checklist of the bees (Hymenoptera: Apoidea) of Minnesota, Zootaxa 5304 (1), pp. 1-95 : 31

Bombus (Pyrobombus) impatiens Cresson, 1863

Counties: Aitkin, Anoka, Becker, Benton, Big Stone, Blue Earth, Brown, Carlton, Carver, Cass, Chippewa, Chisago, Clay, Cottonwood, Crow Wing, Dakota, Dodge, Douglas, Faribault, Fillmore, Freeborn, Goodhue, Grant, Hennepin, Houston, Isanti, Jackson, Kanabec, Kandiyohi, Le Sueur, Lincoln, Lyon, Martin, Meeker, Mille Lacs, Morrison, Murray, Nobles, Olmsted, Otter Tail, Pine, Pipestone, Pope, Ramsey, Redwood, Renville, Rice, Rock, Saint Louis, Scott, Sherburne, Sibley, Stearns, Steele, Stevens, Swift, Todd, Traverse, Wabasha, Wadena, Washington, Watonwan, Winona, Wright .

Comments: Historic records suggest that this species was uncommon or rare in Minnesota prior to the 1950s; this contrasts with more recent surveys and iNaturalist observations, where it is often one of the most common species in many areas of the state.