| | | Kind of type | Full locality |
| | | paratype of subspecies Cylindrotettix dubius dubius Roberts, 1975 | Southern South America, Argentina Northeast, Misiones |
| | | paratype of subspecies Cylindrotettix dubius dubius Roberts, 1975 | Southern South America, Argentina Northeast, Misiones |
| | | paratype of subspecies Cylindrotettix dubius dubius Roberts, 1975 | Southern South America, Argentina Northeast, Misiones |
| | | paratype of subspecies Cylindrotettix dubius dubius Roberts, 1975 | Southern South America, Argentina Northeast, Misiones: Posadas |
| | | holotype of subspecies Cylindrotettix dubius dubius Roberts, 1975 | Brazil West-central, Mato Grosso: Chapada dos Guimarães |
| | | [not recorded as a type] | Southern South America, Argentina Northeast, Misiones: Cerro Azul |