Tribe Leptysmini
- Genus Belosacris Rehn & Eades 1961
- Belosacris coccineipes (Bruner 1906)
- Genus Cylindrotettix Bruner 1906
- Cylindrotettix chacoensis Roberts 1975
- Cylindrotettix dorsalis (Burmeister 1838)
- Cylindrotettix dubius dubius Roberts 1975
- Cylindrotettix obscurus (Thunberg 1827)
- Cylindrotettix riverae riverae Roberts 1975
- Cylindrotettix santarosae Roberts 1975
- Genus Leptysma Stål 1873
- Leptysma argentina Bruner 1911
- Leptysma filiformis (Serville 1839)
- Genus Leptysmina Giglio-Tos 1894
- Leptysmina gracilis Bruner 1906
- Leptysmina pallida Giglio-Tos 1894
- Genus Stenacris Walker 1870
- Stenacris xanthochlora (Marschall 1836)
- Genus Tucayaca Bruner 1920
- Tucayaca gracilis (Giglio-Tos 1897)
- Tucayaca parvula Roberts 1978
