| | | Kind of type | Full locality |
| | | [not recorded as a type] | Southwestern U.S.A., California: Twain Harte |
| | | [not recorded as a type] | Southwestern U.S.A., California: Yosemite Valley |
| | | [not recorded as a type] | Southwestern U.S.A., California: Yosemite Valley |
| | | [not recorded as a type] | Southwestern U.S.A., California: Yosemite Falls |
| | | [not recorded as a type] | Southwestern U.S.A., California, Tuolumne County: Camp Mather, Hetch Hetchy road, 5000 ft. elev. |
| | | holotype of species Idionotus lundgreni Rentz & Birchim, 1968 | Southwestern U.S.A., California: Twain Harte |