Episactidae Burr, 1899

Acronomastax Descamps, 1965

Antillacris Rehn & Rehn, 1939

Epeisactus Brunner, 1893

Episactus Burr, 1899

Espagnola Rehn & Rehn, 1939

Espagnoleta Perez-Gelabert, 2000

Espagnolopsis Perez-Gelabert, Hierro & Otte, 1997

Gymnotettix Bruner, 1901

Heteromastax Descamps, 1965

Lethus Rehn, 1934

Malagassa Saussure, 1903

Miraculum Bolivar, 1903

Neibamastax Rowell & Perez-Gelabert, 2006

Paleomastacris Perez-Gelabert, Hierro, Dominici & Otte, 1997

Paralethus Rowell & Perez-Gelabert, 2006

Pielomastax Chang, 1937

Rhabdomastax Descamps, 1969

Seyrigella Chopard, 1951

Tainacris Perez-Gelabert, Hierro, Dominici & Otte, 1997