†subfamily Tsaganomyinae Matthew and Granger 1923 (mole rat)
Mammalia - Rodentia - Bathyergidae
Full reference: W. D. Matthew and W. Granger. 1923. New Bathyergidae from the Oligocene of Mongolia. American Museum Novitates 101:1-5
Parent taxon: Bathyergidae according to W. D. Matthew and W. Granger 1923
See also Carroll 1988
Sister taxa: Bathyergoides, Bathyergus, Cryptomys, Cyclomylus, Geofossor, Georychus, Gypsorhynchus, Heliophobius, Heterocephalus, Paracryptomys, Proheliophobius
Subtaxa: Coelodontomys Tsaganomys
Ecology: fossorial herbivore
Distribution:
• Miocene of Mongolia (1 collection)
• Oligocene of China (16), Kazakhstan (2), Mongolia (42)
Total: 61 collections including 79 occurrences