Status as species: Mayr, 1886d: 443 (in key); Cresson, 1887: 260; Dalla Torre, 1893: 103; Emery, 1895d: 301; Wheeler, 1906g: 5; Wheeler, 1910a: 565; Wheeler, 1916r: 586; Emery, 1921c: 58; Smith, 1930a: 4; Wheeler, 1932a: 5; Wesson & Wesson, 1940: 93; Buren, 1944a: 285; Creighton, 1950a: 145; Smith, 1951c: 796; Carter, 1962a: 6 (in list); Smith, 1967a: 352; Kutter, 1968c: 203; Smith, 1979: 1361; DuBois & LaBerge, 1988: 137; Deyrup et al., 1989: 95; Wheeler et al., 1994: 302; Bolton, 1995b: 71; Deyrup, 2003: 44; Coovert, 2005: 47; Ellison et al., 2012: 229; Deyrup, 2017: 50; Mackay & Mackay, 2017: 290 (redescription); Kirchner et al., 2023: 80.

Status as species: {ref 127240}: 443 (in key); {ref 123936}: 260; {ref 124002}: 103; {ref 124591}: 301; {ref 130012}: 5; {ref 130044}: 565; {ref 130115}: 586; {ref 124749}: 58; {ref 128756}: 4; {ref 130234}: 5; {ref 129802}: 93; {ref 123329}: 285; {ref 123910}: 145; {ref 128824}: 796; {ref 123542}: 6 (in list); {ref 128863}: 352; {ref 126727}: 203; {ref 128659}: 1361; {ref 124419}: 137; {ref 124103}: 95; {ref 129947}: 302; {ref 122860}: 71; {ref 131073}: 44; {ref 143326}: 47; {ref 142320}: 229; {ref 143305}: 50; {ref 143163}: 290 (redescription); {ref 144247}: 80.