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Tsaganomys altaicus is an extinct species of rodent from Asia, and the only species in the genus Tsaganomys.^[1]

Skull reconstruction

Junior synonyms and likely junior synonyms: ^[2]

Cyclomylus lohensis
Cyclomylus minutus
Sepulkomys eboretus
Beatomus bisus
Pseudotsaganomys mongolicus
Pseudotsaganomys turgaicus

References

^ Wang, B. (2001). “On Tsaganomyidae (Rodentia, Mammalia) of Asia”. American Museum Novitates (3317): 1–50. doi:10.1206/0003-0082(2001)317<0001:OTRMOA>2.0.CO;2. hdl:2246/2933. S2CID 59323419.
^ Cranial Anatomy and Phylogenetic Position of Tsaganomys altaicus (Mammalia: Rodentia) from the Hsanda Gol Formation (Oligocene), Mongolia, American Museum Novitates, Number 3156, December 29, 1995

Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia

Ctenodactylomorphi

Incertae sedis

†Butomys
†Mergenomys

†Chapattimyidae

Basalomys Birbalomys Chapattimys Kazygurtia Subathumys
†Baluchimyinae	Asterattus Baluchimys Lindsaya Lophibaluchia Wakkamys Zindapiria
†Chapattimyinae	Bolosomys Chapattimys Chkhikvadzomys Geitonomys Gumbatomys Khodzhentia Terrarboreus

Ctenodactylidae

†Diatomys
†Fallomus
†Inopinatia
Laonastes
†Marymus
†Pierremus
†Willmus

†Tamquammyidae

Orogomys Tsagankhushumys
†Cocomyinae	Cocomys
†Tamquammyinae	Adolomys Bumbanomys Kharomys Sharomys Tsagamys Ulanomys Viriosomys
†Tsinlingomyinae	Tsinlingomys

Pectinator spekei

Hystricognathiformes

†Tsaganomyidae

Bathyergomorpha

†Paracryptomys
Bathyergidae	Bathyergus Cryptomys Fukomys Georychus Heliophobius
†Bathyergoidae	Bathyergoides
Heterocephalidae	Heterocephalus

†Diamantomyidae

Kenyamys
Simonimys

†Myophiomyidae

†Myophiomyinae	Elmerimys Myophiomys Phiomyoides
†Phiocricetomyinae	Phiocricetomys

†Apodecter
Petromus
†Tufamys

- See below↓

Heterocephalus glaber

Hystrix crassispinis

Incertae sedis

†Luribayomys

†Guiomys
†Scotamys

Caviinae	†Allocavia †Cardiomys Cavia †Caviops †Dolicavia Galea †Macrocavia Microcavia †Neocavia †Palaeocavia †Pascualia
Dolichotinae	Dolichotis †Eodolichotis Pediolagus †Pliodolichotis †Propediolagus †Rhodanodolichotis
Hydrochoerinae	†Anatochoerus †Cardiatherium †Contracavia †Hydrochoeropsis Hydrochoerus Kerodon †Neochoerus †Nothydrochoerus †Phugatherium †Procellusignum †Xenocardia

Ctenomys

†Agnomys †Borikenomys †Pseudodiodomus
Dinomyinae	Dinomys †Telodontomys
†Eumegamyinae	Arazamys Briaromys Colpostemma Doellomys Eumegamysops Eumegamys Gyriabrus Isostylomys Josephoartigasia Orthomys Pentastylodon Pseudosigmomys Telicomys Tetrastylus
†Potamarchinae	Eusigmomys Olenopsis Potamarchus Scleromys Simplimus

†Eocardiinae	Chubutomys Eocardia Matiamys Neophanomys Phanomys Shistomys
†Luantinae	Asteromys Luantus

†Neoepiblemidae

†Cephalomyidae

Erethizontoidea

†Branisamyopsis †Cholamys †Eopululo †Hypsosteiromys †Microsteiromys †Neosteiromys †Palaeosteiromys †Paradoxomys †Parasteiromys †Protosteiromys
Chaetomyinae	Chaetomys
Erethizontinae	Coendou Erethizon

†Adelphomyinae

Capromyini	Capromys Geocapromys Mesocapromys Mysateles
†Hexolobodontini	Hexolobodon
†Isolobodontini	Isolobodon
Plagiodontini	†Hyperplagiodontia Plagiodontia †Rhizoplagiodontia

Carterodontinae

Carterodon

Echimyini	Dactylomys Diplomys Echimys Isothrix Kannabateomys Lonchothrix Makalata Mesomys Olallamys Pattonomys Phyllomys Santamartamys Toromys
Myocastorini	Callistomys Hoplomys Myocastor Proechimys Thrichomys
†Eumysopinae	Acarechimys Chasichimys Eumysops Palaeoechimys Pampamys Pattersomys Protacaremys Protadelphomys Sallamys
Euryzygomatomyinae	Clyomys Euryzygomatomys Trinomys
†Heteropsomyinae	Boromys Brotomys Heteropsomys Puertoricomys

†Heptaxodontidae

Cavia porcellus

Olallamys albicauda