| | | Kind of type | Full locality |
| | | [not recorded as a type] | Southwestern U.S.A., California: Warner Mountains, Cedar Peak |
| | | [not recorded as a type] | Southwestern U.S.A., California, Modoc County |
| | | [not recorded as a type] | Southwestern U.S.A., Nevada, Humboldt County |
| | | [not recorded as a type] | Southwestern U.S.A., Nevada, Washoe County |
| | | holotype of species Idiostatus magnificus Hebard, 1934 | Southwestern U.S.A., California: Warner Mountains, Cedar Peak |