| | | Kind of type | Full locality |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado: Northern Colorado |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado, Larimer County: Fort Collins |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado, Teller County: Florissant |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado, Teller County: Florissant |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado, Teller County: Florissant |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado: Northern Colorado |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado, Larimer County: Fort Collins |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado, Teller County: Florissant |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado, Teller County: Florissant |
| | | [not recorded as a type] | Northwestern U.S.A., Colorado |
| | | unspecified primary type of species Psoloessa delicatula (Scudder, 1876) | Northwestern U.S.A., Colorado: Garden of the Gods |
| | | holotype of synonym Psoloessa delicatula buckelli Rehn, 1937 | Western Canada, British Columbia: Okanagan Lake |
| | | holotype of synonym Stirapleura decussata Scudder, 1876 | Northwestern U.S.A., Colorado |
| | | syntype of synonym Psoloessa eurotiae Bruner, 1889; lectotype of synonym Psoloessa eurotiae Bruner, 1889 | Northwestern U.S.A., Colorado: Laramie River |
| | | holotype of synonym Dociostaurus ornatus Scudder, 1876 | South-Central U.S.A., New Mexico |
| | | holotype of synonym Stirapleura tenuicarina Scudder, 1899 | South-Central U.S.A., Texas, Hudspeth County: Sierra Blanca |
| | | unspecified primary type of synonym Psoloessa coloradensis Thomas, 1876 | Northwestern U.S.A., Colorado, Denver County: Denver |
| | | [not recorded as a type] | North-Central U.S.A., Oklahoma |