The Grasshoppers, Crickets & Katydids (Orthoptera) - Order
The Crickets & Katydids (Ensifera) - suborder

(Raphoglidae)
family

(Vitimiidae)
family

(Locustopseidae)
family
(Gryllavoidea) - superfamily

(Gryllavidae)
family
(Grylloidea) - superfamily

(Baissogryllidae)
family
The True Crickets
(Gryllidae)
family
The Mole Crickets
(Gryllotalpidae)
family
The Scaley Crickets
(Mogoplistidae)
family
The Ant Crickets
(Myrmecophilidae)
family

(Protogryllidae)
family
(Rhaphidophoroidea) - superfamily
The Camel Crickets, Cave Crickets, Cave Wetas
(Rhaphidophoridae)
family
(Schizodactyloidea) - superfamily
The Dune or Splay-Footed Crickets
(Schizodactylidae)
family
(Elcanidea) - infraorder
(Elcanoidea) - superfamily

()
family

()
family

()
family

()
family
(Permoraphidioidea) - superfamily

()
family

()
family

()
family

()
family
(Oedischiidea) - infraorder
(Oedischioidea) - superfamily

()
family

()
family

()
family

()
family
(Triassomantoidea) - superfamily

()
family

()
family

()
family

()
family
(Xenopteroidea) - superfamily

()
family

()
family

()
family

()
family
(Tettigoniidea) - infraorder

(Tettoraptor)
genera
(Hagloidea) - superfamily

()
family

()
family

()
family

()
family
(Phasmomimoidea) - superfamily

()
family

()
family

()
family

()
family
(Stenopelmatoidea) - superfamily
The Wetas & King Crickets
(Anostostomatidae)
family

(Cooloolidae)
family
The Leaf-Rolling Crickets
(Gryllacrididae)
family
The Jerusalem Crickets
(Stenopelmatidae)
family
(Tettigonioidea) - superfamily

()
family

()
family

()
family

()
family
The Grasshoppers (Caelifera) - suborder - 11,000 speies
(Locustopsoidea) - superfamily

(Araripelocustidae)
family

(Bouretidae)
family

(Eolocustopsidae)
family

(Locustavidae)
family
(Tridactyloidea) - superfamily

(Cylindrachetidae)
family

(Ripipterygidae)
family

(Tridactylidae)
family
(Tetrigoidea) - superfamily

(Tetrigidae)
family

()
family

()
family

()
family
(Eumastacoidea) - superfamily

(Chorotypidae)
family

(Episactidae)
family

(Morabidae)
family

(Eumastacidae)
family

(Mastacideidae)
family

(Euschmidtiidae)
family

(Thericleidae)
family
(Pneumoroidea) - superfamily

(Pneumoridae)
family
(Pyrgomorphoidea) - superfamily

(Pyrgomorphidae)
family
(Acridoidea) - superfamily + 8000 species
Grasshoppers, Locusts
(Acrididae)
family
Lubers
(Romaleidae)
family

(Ommexechidae)
family

(Tristiridae)
family

(Lentulidae)
family

(Lithidiidae)
family

(Pamphagidae)
family

()
family
(Tanaoceroidea) - superfamily

(Tanaoceridae)
family

()
family

()
family

()
family
(Trigonopterygoidea) - superfamily

(Trigonopterygidae)
family

(Xyronotidae)
family