| | | Kind of type | Full locality |
| | | syntype of species Melanoplus fasciatus (Walker, 1870); lectotype of species Melanoplus fasciatus (Walker, 1870) | Eastern Canada, Ontario: Hudson Bay |
| | | unspecified primary type of synonym Melanoplus alleni Scudder, 1897; lectotype of synonym Melanoplus alleni Scudder, 1897 | North-Central U.S.A., Iowa, Crawford County |
| | | holotype of synonym Melanoplus curtus Scudder, 1878 | Northwestern U.S.A., Colorado |
| | | holotype of synonym Melanoplus rectus Scudder, 1878 | Northeastern U.S.A.: Massachusetts, Maine, New Hampshire |
| | | unspecified primary type of synonym Melanoplus baconi McNeill, 1899 | Southeastern U.S.A., Arkansas |
| | | [not recorded as a type] | Subarctic America, Alaska |