| Bajanzhargalanidae Temporal range:  | |
|---|---|
| Scientific classification   | |
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Cohort: | Polyneoptera | 
| Superorder: | Notoptera | 
| Order: | Grylloblattodea | 
| Family: | † Bajanzhargalanidae Storozhenko, 1992 | 
Bajanzhargalanidae is an extinct family of winged polyneopteran insects, recorded from the Permian and Jurassic but not the Triassic. They are considered poorly known members of the "Grylloblattida", a poorly defined group of extinct insects thought to be related to modern ice crawlers (Grylloblattidae). [1] There are at least four genera and about seven described species in Bajanzhargalanidae. [2] [3] [4] [1]
These four genera belong to the family Bajanzhargalanidae: