| | | Kind of type | Full locality |
| | | [not recorded as a type] | Mexico Northeast, Durango |
| | | syntype of synonym Melanoplus flabellifer variety brevipennis Bruner, 1904; lectotype of synonym Melanoplus flabellifer variety brevipennis Bruner, 1904 | Northwestern U.S.A., Colorado: Palisade |
| | | holotype of synonym Melanoplus flabellifer Scudder, 1878 | Northwestern U.S.A., Colorado: South Park |
| | | holotype of synonym Melanoplus variolosus Scudder, 1878 | North-Central U.S.A., Kansas, Kearny County: Lakin |
| | | syntype of species Melanoplus occidentalis (Thomas, 1872); lectotype of species Melanoplus occidentalis (Thomas, 1872) | Northwestern U.S.A., Wyoming: Cottonwood |
| | | [not recorded as a type] | North-Central U.S.A., Oklahoma |