| Classe | Ordre | Famille |
| INSECTA | Orthoptera Latreille, 1810 | Acrididae MacLeay, 1821 |
| | | Acridoidea |
| | | Anostostomatidae Saussure, 1859 |
| | | Caelifera |
| | | Chorotypidae Stål, 1873 |
| | | Ensifera |
| | | Eumastacidae Burr, 1909 |
| | | Euschmidtiidae Rehn, 1948 |
| | | Gryllacrididae Blanchard, 1845 |
| | | Gryllidae Laicharting, 1781 |
| | | Grylloidea |
| | | Gryllotalpidae Leach, 1815 |
| | | Mogoplistidae Brunner von Wattenwyl, 1873 |
| | | Myrmecophilidae Saussure, 1874 |
| | | Pamphagidae Burmeister, 1840 |
| | | Phalangopsidae Blanchard, 1845 |
| | | Prophalangopsidae Kirby, 1906 |
| | | Proscopiidae Audinet-Serville, 1838 |
| | | Pyrgomorphidae Brunner von Wattenwyl, 1874 |
| | | Rhaphidophoridae Walker, 1871 |
| | | Romaleidae Brunner von Wattenwyl, 1893 |
| | | Schizodactylidae Blanchard, 1845 |
| | | Stenopelmatidae Burmeister, 1838 |
| | | Tetrigidae Audinet-Serville, 1838 |
| | | Tettigoniidae Krauss, 1902 |
| | | Tridactylidae Brullé, 1835 |
| | | Trigonidiidae Saussure, 1874 |
| | | Trigonopterygidae Walker, 1870 |
