Tridactylidea
# Tridactylidea

The infraorder Tridactylidea has a single extant superfamily which includes pygmy mole crickets; they are thought to represent living representatives of the most basal Caelifera: the Orthopteran suborder that includes grasshoppers.

## Superfamilies and families

The infraorder consists of two superfamilies, one living and one extinct; the Orthoptera Species File lists the following:

* †Dzhajloutshelloidea Gorochov, 1994
   * †Dzhajloutshellidae Gorochov, 1994
   * †Regiatidae Gorochov, 1995
* Tridactyloidea Brullé, 1835
   * Cylindrachetidae Giglio-Tos, 1914
   * Ripipterygidae Ander, 1939
   * Tridactylidae Brullé, 1835
