Status as species: Mayr, 1886d: 425; Cresson, 1887: 256; Dalla Torre, 1893: 195; Emery, 1893k: 653; Wheeler, 1905j: 400; Wheeler, 1906g: 17; Wheeler, 1908i: 623; Wheeler, 1910a: 570; Wheeler, 1913i: 481 (redescription); Wheeler, 1916r: 596; Wheeler, 1917a: 544; Emery, 1925d: 257; Wing, 1939: 165; Wesson & Wesson, 1940: 101; Buren, 1944a: 307; Creighton, 1950a: 513; Smith, 1951c: 862; Cole, 1954c: 166; Smith, 1958c: 155; Smith, 1967a: 371; Kutter, 1968c: 207; Francoeur, 1977b: 208; Smith, 1979: 1456; DuBois & LaBerge, 1988: 147; Wheeler et al., 1994: 306; Bolton, 1995b: 194; Mackay & Mackay, 2002: 343; Coovert, 2005: 145; Ellison et al., 2012: 154.

Status as species: {ref 127240}: 425; {ref 123936}: 256; {ref 124002}: 195; {ref 124571}: 653; {ref 130003}: 400; {ref 130012}: 17; {ref 130032}: 623; {ref 130044}: 570; {ref 130081}: 481 (redescription); {ref 130115}: 596; {ref 130116}: 544; {ref 124775}: 257; {ref 130431}: 165; {ref 129802}: 101; {ref 123329}: 307; {ref 123910}: 513; {ref 128824}: 862; {ref 123718}: 166; {ref 128854}: 155; {ref 128863}: 371; {ref 126727}: 207; {ref 125337}: 208; {ref 128659}: 1456; {ref 124419}: 147; {ref 129947}: 306; {ref 122860}: 194; {ref 131795}: 343; {ref 143326}: 145; {ref 142320}: 154.