# 2010 in paleomammalogy

This paleomammalogy list records new fossil mammal taxa that were described during the year 2010, as well as notes other significant paleomammalogy discoveries and events which occurred during that year.

## Non eutherian mammals

| Name | Status | Authors | Age | Unit | Location | Notes |
| Acinacodus | Valid | Lopatin Maschenko Averianov | Early Cretaceous | Western Siberia | Russia | An amphidontid 'eutriconodont'. |
| Antechinus yammal | Valid | Cramb Hocknull | Pleistocene | | Australia | A marsupial belonging to the family Dasyuridae, a species of Antechinus. |
| Antechinus yuna | Valid | Cramb Hocknull | Pleistocene | | Australia | A marsupial belonging to the family Dasyuridae, a species of Antechinus. |
| Canchadelphys | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Didelphimorphia belonging to the superfamily Peradectoidea and the family Caroloameghiniidae. The type species is C. cristata. |
| Clenia brevis | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Microbiotheria, a species of Clenia. |
| Eomicrobiotherium matutinum | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Microbiotheria, a species of Eomicrobiotherium. |
| Epiklohnia | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Argyrolagoidea of uncertain phylogenetic placement. The type species is E. verticalis. |
| Galadi | Valid | Travouillon Gurovich et al. | Oligo-Miocene | | Australia | A bandicoot. |
| Heishanobaatar | Valid | Kusuhashi Hu et al. | Aptian/Albian | Shahai & Fuxin | China | An eobaatarid multituberculate. |
| Hondonadia parca | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Bonapartheriiformes, a species of Hondonadia. |
| Hondonadia praecipitia | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Bonapartheriiformes, a species of Hondonadia. |
| Hondonadia pumila | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Bonapartheriiformes, a species of Hondonadia. |
| Hutegotherium | Valid | Averianov Lopatin et al. | Bathonian | Itat Formation | Russia | A tegotheriid docodont. The type species is H. yaomingi. |
| Juchilestes | Valid | Gao Wilson et al. | Lower Aptian | Yixian Formation | China | An amphidontid 'eutriconodont'. The type species is J. liaoningensis. |
| Kielanobaatar | Valid | Kusuhashi Hu et al. | Aptian/Albian | Shahai and Fuxin formations | China | An albionbaatarid multituberculate. |
| Klohnia major | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Argyrolagoidea of uncertain phylogenetic placement, a species of Klohnia. |
| Kukaodonta | Valid | Mackness | Plio-Pleistocene | | Australia | A marsupial belonging to the subfamily Zygomaturinae; a new genus for "Euowenia" robusta De Vis (1891). |
| Kramadolops | Valid | Goin Abello Chornogubsky | Late Eocene to early Oligocene | | Argentina | A member of Polydolopiformes. The type species is K. mayoi (Odreman Rivas, 1978); genus also includes K. abanicoi (Flynn and Wyss, 1999) and K. mckennai (Flynn and Wyss, 2004), as well as new species K. fissuratus and K. maximus. |
| Leptalestes toevsi | Valid | Hunter Heinrich Weishampel | Late Cretaceous | St. Mary River Formation | USA | A metatherian, a species of Leptalestes. |
| Litokoala dicktedfordi | Valid | Pledge | Probably middle Miocene | Riversleigh World Heritage Area | Australia | A marsupial belonging to the family Phascolarctidae (a relative of the koala). |
| Litokoala thurmerae | Valid | Pledge | Late Oligocene | Etadunna Formation | Australia | A marsupial belonging to the family Phascolarctidae (a relative of the koala). |
| Nanolestes mackennai | Valid | Martin Averianov Pfretzschner | Oxfordian | Qigu Formation | China | An amphitheriid, a species of Nanolestes. |
| Nidimys | Valid | Hunter Heinrich Weishampel | Upper Cretaceous | St. Mary River Formation | USA | A neoplagiaulacid multituberculate. The type species is N. occultus. |
| Pachybiotherium illuminatum | Valid | Goin et al. | Miocene | Pinturas Formation | Argentina | A marsupial belonging to the group Microbiotheria. |
| Paracimexomys propriscus | Valid | Hunter Heinrich Weishampel | Late Cretaceous | St. Mary River Formation | USA | A multituberculate, a species of Paracimexomys. |
| Paressonodon | Valid | Wilson Dechesne Anderson | Late Cretaceous | Laramie Formation | USA | A neoplagiaulacid multituberculate. The type species is P. nelsoni. |
| Parikimys | Valid | Wilson Dechesne Anderson | Late Cretaceous | Laramie Formation | USA | A cimolomyid multituberculate. The type species is P. carpenteri. |
| Paritatodon | Valid | Martin Averianov | Middle Jurassic (Callovian) | Balabansai Formation | Kyrgyzstan | A basal docodont. A new genus for "Shuotherium" kermacki Sigogneau-Russell, 1988. |
| Patagosmilus | Valid | Forasiepi Carlini | Miocene (Colloncuran) | Collón Curá Formation | Argentina | A member of the family Thylacosmilidae. The type species is P. goini. |
| Periakros | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Polydolopimorphia belonging to the suborder Hatcheriformes and the family Glasbiidae. The type species is P. ambiguus. |
| Pilchenia antiqua | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Palaeothentidae, a species of Pilchenia. |
| Pilchenia intermedia | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Palaeothentidae, a species of Pilchenia. |
| Praedens | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Argyrolagoidea of uncertain phylogenetic placement. The type species is P. aberrans. |
| Rosendolops ebaios | Valid | Goin Abello Chornogubsky | Early Oligocene | | Argentina | A member of Bonapartheriiformes, a species of Rosendolops. |
| Simpsonodon sibiricus | Valid | Averianov Lopatin et al. | Bathonian | Itat Formation | Russia | A simpsonodontid docodont. |
| Sineleutherus | Valid | Martin Averianov Pfretzschner | Oxfordian | Qigu Formation | China | A eleutherodontid allotherian. |

## Newly named eutherians

| Name | Status | Authors | Age | Unit | Location | Notes | Images |
| Acristatherium | Valid | Hu Meng et al. | Aptian | Yixian Formation | China | An early eutherian | |
| Africanomys bahariyaensi | Valid | Mein Pickford | Vallesian | | Egypt | A gundi. | |
| Afrikanokeryx | Valid | Harris Solounias Geraads | Miocene | Baringo Basin | Kenya | A relative of the okapi. Its type species is A. leakeyi. | |
| Afrotarsius libycus | Valid | Jaeger et al. | Eocene | | Libya | An early member of Anthropoidea. | |
| Afrotragulus | Valid | Sánchez Quiralte et al. | Early Miocene | Lothidok Formation | Kenya | A tragulid ruminant. | |
| Agathaeromys | Valid | Zijlstra Madern van den Hoek Ostende | Probably Pleistocene | | Bonaire | An oryzomyine rodent. The type species is A. donovani; genus also includes A. praeuniversitatis. | |
| Ageitonomys | Valid | Wang Ban-Yue | Early Oligocene | Ulantatal Formation | China | A ctenodactyloid rodent. The species is A. neimongolensis. | |
| Ailuravus mitchelli | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | |
| Alloeumyarion | Valid | Qiu Zhu-Ding | Early Miocene | Xiacaowan Formation | China | A eumyarionine cricetid. The species is A. sihongensis. | |
| Altanius magnus | Valid | Maschenko & Takai | Early Eocene | Naran Bulak Formation | Mongolia | A primate of uncertain phylogenetic placement, a species of Altanius. | |
| Ameuromys | Valid | Mein Pickford | Vallesian | | Egypt | A murid rodent belonging to the subfamily Gerbillinae. The type species is A. grandis. | |
| Amphilagus wuttkei | Junior synonym? | Mörs & Kalthoff | Late Oligocene | Enspel Formation | Germany | A lagomorph, a species of Amphilagus. Considered to be a probable junior synonym of Amphilagus antiquus by Fostowicz-Frelik (2016). | |
| Apatemys prouti | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | A member of Apatemyidae. | |
| Apterodon rauenbergensis | Valid | Frey et al. | Oligocene (Rupelian) | | Germany | | |
| Archaeonycteris relicta | Valid | Harrison Hooker | Eocene | Creechbarrow Limestone Formation | United Kingdom | An early bat. | |
| Arctocyonides jefferyi | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | A member of Arctocyonidae. | |
| Arvernoceros insolitus | Valid | Vekua Bendukidze Kiladze | Early Pleistocene | Dmanisi locality | Georgia | A large-sized deer. | |
| Atlantoxerus xiyuensis | Valid | Wei | Miocene | Halamagai Formation | China | A squirrel belonging to the tribe Xerini, a relative of the Barbary ground squirrel. | |
| Australopithecus sediba | Valid | Berger de Ruiter et al. | Late Tertiary to Early Quaternary | Cradle of Humankind | South Africa | One of the youngest known australopithecines to date. | Australopithecus sediba |
| Barrancatatus | Valid | Carlini Ciancio Scillato-Yané | Early Oligocene | | Argentina  Chile | An armadillo. The type species is "Meteutatus" rigidus Ameghino (1902); genus also includes "Meteutatus" tinguiririquensis Carlini et al. (2009), as well as new species Barrancatatus maddeni. | |
| Basirepomys | Valid | Kortha De Blieux | Late Hemphillian (Late Miocene) | Sevier River Formation | USA | Species: B. pliocenicus (previously Peromyscus pliocenicus Wilson 1937) (type) B. robertsi | |
| Batodonoides walshi | Valid | Kelly | Middle Eocene | Sespe Formation | United States | A shrew-like mammal, a species of Batodonoides. | |
| Blacktops | Valid | Meehan Martin | Early Oligocene | Brule Formation | United States | A member of Leptictida. The type species is B. longinares; genus also includes B. latidens. | |
| Bos buiaensis | Valid | Martínez-Navarro et al. | Early Pleistocene | | Eritrea | A member of Bovidae, species of Bos. | |
| Chasicotatus powelli | Valid | Scillato–Yané, Krmpotic & Esteban | Late Miocene (Huayquerian) | | Argentina | A euphractine armadillo related to Eutatus, a species of Chasicotatus. | |
| Chasicotatus spinozai | Valid | Scillato–Yané, Krmpotic & Esteban | Late Miocene (Huayquerian) | | Argentina | A euphractine armadillo related to Eutatus, a species of Chasicotatus. | |
| Chrysochloris arenosa | Valid | Asher Avery | Early Pliocene | Langebaanweg locality | South Africa | A golden mole, a species of Chrysochloris. |
| Chrysochloris bronneri | Valid | Asher Avery | Early Pliocene | Langebaanweg locality | South Africa | A golden mole, a species of Chrysochloris. |
| Chubutomys leucoreios | Valid | Pérez Vucetich Kramarz | Miocene (Colhuehuapian) | | Argentina | A rodent belonging to the family Eocardiidae. | |
| “Cricetodon” fandli | Valid | Prieto, Böhme & Gross | Miocene | | Austria | A rodent. | |
| Cricetodon wanhei | Valid | Qiu Zhu-Ding | Early Miocene | Xiacaowan Formation | China | A cricetodontine cricetid. | |
| Ctenomys uquiensis | Valid | Verzi Olivares Morgan | Late Pliocene | Uquía Formation | Argentina | A tuco-tuco. | |
| Damalborea | Valid | Gentry | Middle Pliocene | Hadar Formation | Ethiopia | An alcelaphine bovid. Its type species is Damalborea elisabethae. | |
| Darocasorex | Valid | van Dam | Miocene | | Spain | An anourosoricini soricidae. The type species is D. vandermeuleni. | |
| Dawsonicyon | Valid | Spaulding Flynn Stucky | Middle Eocene | Bridger Formation | USA | A basal carnivoramorphan. | |
| Deccanolestes narmadensis | Valid | Prasad et al. | Late Cretaceous (Maastrichtian) | Deccan Intertrappean Beds | India | | |
| Democricetodon suensis | Valid | Qiu Zhu-Ding | Early Miocene | Xiacaowan Formation | China | A copemyine cricetid. | |
| Dendropithecus ugandensis | Valid | Pickford et al. | Early Miocene | | Uganda | | |
| Desmanodon crocheti | Valid | Prieto | Miocene | | Germany | A member of Talpidae. | |
| Desmanodon fluegeli | Valid | Prieto et al. | Miocene | | Austria | A member of Talpidae. | |
| Diabolocornis | Valid | Beatty | Early Miocene | | United States | An aletomerycine palaeomerycid. The type species is D. simonsi. | |
| Diacodexis morrisi | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | |
| Diacodexis parvus | Valid | Kumar et al. | Eocene (Ypresian) | Cambay Formation | India | | |
| Didolodus magnus | Valid | Gelfo | Eocene | | Argentina | |
| Dimaitherium | Valid | Barrow Seiffert Simons | early Late Eocene (early Priabonian) | Birket Qarun Formation | Egypt | A hyracoid. The type species is D. patnaiki. | |
| Dilambdogale | Valid | Seiffert | Earliest Priabonian | Birket Qarun Formation | Egypt | The oldest known afrosoricid. | |
| Diplothrix yangziensis | Valid | Wang Jin Wei | Early Pleistocene | | China | A relative of the Ryukyu long-tailed giant rat. | |
| Diunatans | Valid | Bosselaers Post | Early Pliocene (Zanclean) | Kattendijk Formation | Netherlands  South Africa | A small rorqual | |
| Dolosimus | Valid | Dawson Li Qi | Eocene (Irdinmanhan) | | China | A rodent of uncertain phylogenetic placement. The type species is D. dolus. | |
| Draconomys | Valid | Vucetich et al. | Early Oligocene | | Argentina | An octodontoid rodent of uncertain phylogenetic placement. The type species is D. verai. |
| Edworthia | Valid | Fox Scott Rankin | Middle Torrejonian | Paskapoo Formation | Canada | A primitive paromomyid plesiadapiform. | |
| Erlianomys | Valid | Li Qian Meng Jin | Early Eocene | Arshanto Formation | China | A primitive myodont rodent. The species is E. combinatus. | |
| Eudaemonema webbi | Valid | Scott | Late Paleocene | | Canada | A member of Mixodectidae. | |
| Faraframys | Valid | Mein Pickford | Vallesian | | Egypt | A rodent related to the maned rat. The type species is F. heissigi. | |
| Frontanyamys | Valid | Quer Agustí | Eocene | | Spain | A rodent belonging to the family Remyidae. The type species is F. russelli. | |
| Gaudeamus lavocati | Valid | Coster et al. | Early Oligocene | | Libya | A rodent belonging to the group Hystricognathi. | |
| Geringia copiosus | Valid | Korth | Late Oligocene | | United States | A cricetid rodent, a species of Geringia. | |
| Gracilocyon | Valid | Smith Smith | earliest Eocene | | Belgium  USA | A miacid carnivoran. | |
| Guiomys | Valid | Pérez | Middle Miocene | | Argentina | A primitive cavioid rodent. | |
| Hapalodectes paleocenus | Valid | Beard et al. | Late Paleocene | Nomogen Formation | China | | |
| Helanshania | Valid | Vianey-Liaud Rodrigues Marivaux | Oligocene | | China | A gundi. The type species is H. deserta. | |
| Henricofilholia vucetichia | Valid | Ribeiro López Bond | Oligocene | Sarmiento Formation | Argentina | A leontiniid notoungulate. |
| Homo gautengensis | Valid | Curnoe | Pleistocene | Cradle of Humankind | South Africa | Identification of H. gautengensis was based on partial skulls, several jaws, teeth and other bones found at various times at the Caves. It emerged over 2 million years ago and died out approximately 600,000 years ago, and is believed to have arisen earlier than Homo habilis. | |
| Hypolagus balearicus | Valid | Quintana et al. | Early Pliocene | | Spain | A member of Leporidae belonging to the subfamily Archaeolaginae. | |
| Iriripithecus | Valid | Pickford et al. | Early Miocene | | Uganda | An early catarrhine of uncertain affinity. The type species is I. alekileki. | |
| Joumocetus | Valid | Kimura Hasegawa | earliest Late Miocene | Haraichi Formation | Japan | A cetotheriid whale. The type species is J. shimizui. | |
| Kabirmys | Valid | Sallam Seiffert et al. | earliest late Eocene | Birket Qarun Formation | Egypt | An anomaluroid rodent. | |
| Karamojapithecus | Valid | Pickford et al. | Early Miocene | | Uganda | An early catarrhine of uncertain affinity. The type species is K. akisimia. | |
| Karanisia arenula | Valid | Jaeger et al. | Eocene | | Libya | | |
| Komba walkeri | Valid | Harrison | Early Miocene | | Kenya | A galago. | |
| Kutchisiren | Valid | Bajpai Domning et al. | Miocene | Khari Nadi Formation | India | A new name for Kotadasiren gracilis Das & Basu, 1994 (nomen nudum). The type species is Kutchisiren cylindrica. | |
| Leidymys juxtaparvulus | Valid | Korth | Late Oligocene | | United States | A cricetid rodent, a species of Leidymys. | |
| Lestobradys | Valid | Rinderknechta Bostelmann et al. | Late Miocene (Huayquerian) | Camacho Formation | Uruguay | A mylodontid. The type species is L. sprechmanni. | |
| Livyatan | Valid | Lambert Bianucci et al. | Miocene | Pisco Formation | Peru | A physeteroid whale. The type species is L. melvillei. | Livyatan |
| Lokotunjailurus fanonei | Valid | De Bonis et al. | Late Miocene | | Chad | A saber-toothed cat. | |
| Luantus minor | Valid | Pérez Vucetich Kramarz | Miocene (Colhuehuapian) | | Argentina | A rodent belonging to the family Eocardiidae. | |
| Lycaon sekowei | Valid | Hartstone-Rose et al. | Pliocene to Pleistocene | | South Africa | A relative of the African wild dog. | |
| Marisela | Valid | Vucetich et al. | Pliocene | San Gregorio Formation | Venezuela | An octodontoid rodent. The type species is M. gregoriana. | |
| Mazateronodon | Valid | Marigó, Minwer-Barakat & Moyà-Solà | Middle Eocene | | Spain | A notharctid adapiform. The type species is Mazateronodon endemicus. | |
| Mazzonicebus | Valid | Kay | Early Miocene | Sarmiento Formation | Argentina | A New World monkey related to Homunculus patagonicus and members of the genus Soriacebus. The type species is M. almendrae. | |
| Mazzoniphractus | Valid | Carlini Ciancio Scillato-Yané | Late Eocene | Sarmiento Formation | Argentina | An armadillo. The type species is M. ingens. |
| Mendozahippus | Valid | Cerdeño Vera | Late Oligocene | Agua de la Piedra Formation | Argentina | A notohippid notoungulate. | |
| Metaliomys | Valid | Kortha De Blieux | Late Hemphillian (Late Miocene) | Sevier River Formation | USA | Species: Metaliomys sevierensis | |
| Miacis rundlei | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | Originally described as a species of Miacis, subsequently transferred to the genus Gracilocyon. |
| Miocyon vallisrubrae | Valid | Friscia Rassmussen | Middle Eocene | Uinta Formation | USA | | |
| Mormopterus barrancae | Valid | Czaplewski | Colhuehuapian | | Argentina | A free-tailed bat, a species of Mormopterus. | |
| Myotragus palomboi | Valid | Bover Quintana Alcover | Early Pliocene | | Spain | A member of Caprinae. | |
| Neomatronella gassoni | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | A member of Erinaceomorpha belonging to the family Amphilemuridae. | |
| Nosmips | Valid | Seiffert et al. | Eocene (Priabonian) | Birket Qarun Formation | Egypt | A primate of uncertain phylogenetic placement. The type species is N. aenigmaticus. | |
| Notiosorex dalquesti | Valid | Carraway | Late Pleistocene to Holocene | | Mexico  United States | A shrew, a species of Notiosorex. |
| Notiosorex harrisi | Valid | Carraway | Late Miocene to Holocene | | Mexico  United States | A shrew, a species of Notiosorex. |
| Nyctereutes lockwoodi | Valid | Geraads et al. | Middle Pliocene | | Ethiopia | A species of Nyctereutes (a relative of the raccoon dog). | |
| Ochotona kormosi | Valid | Fostowicz-Frelik Frelik Gasparik | Pleistocene | | Hungary | A pika. | |
| Omoiosicista | Valid | Kimura | Early Miocene | | China | A dipodid rodent. | |
| Orelladjidaumo amplus | Valid | Korth | Late Oligocene | | United States | An eomyid rodent, a species of Orelladjidaumo. | |
| Paciculus dakotensis | Valid | Korth | Late Oligocene | | United States | A cricetid rodent, a species of Paciculus. | |
| Palaeonictis wingi | Valid | Chester et al. | Eocene (Wasatchian) | Lower Willwood Formation | United States | | |
| Patagonhippus | Valid | López Ribeiro Bond | Oligocene | | Argentina | A notohippid notoungulate. The type species is P. canterensis; genus also includes P. dukei. |
| Phiomys hammudai | Valid | Jaeger et al. | Eocene | | Libya | A rodent belonging to the family Phiomyidae. | |
| Plesiobalaenoptera | Valid | Bisconti | Late Miocene (Tortonian) | Sediments of the Stirone River | Italy | A parabalaenopterine balaenopterid. The type species is P. quarantellii. | |
| Platalearostrum | Valid | Post Kompanje | early or middle Pleistocene | | the Netherlands | A prehistoric pilot whale (Family Delphinidae). The type species is P. hoekmani | |
| Pliolophus barnesi | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | |
| Presbytherium | Valid | Scott | Paleocene | Paskapoo Formation | Canada | A cyriacotheriid pantodont. Species: P. rhodorugatus P. taurus | |
| Primus pusillus | Valid | Qiu Zhu-Ding | Early Miocene | Xiacaowan Formation | China | A copemyine cricetid. | |
| Prolagus osmolskae | Valid | Fostowicz-Frelik | Pliocene | | Poland | A member of Lagomorpha, a species of Prolagus. | |
| Protophiomys durattalahensis | Valid | Jaeger et al. | Eocene | | Libya | A rodent belonging to the family Phiomyidae. | |
| Pseudoloris pyrenaicus | Valid | Minwer-Barakat Marigó Moyà-Solà | Eocene | | Spain | A primate belonging to the family Omomyidae. | |
| Qatranilestes | Valid | Seiffert | Rupelian | Jebel Qatrani Formation | Egypt | The youngest known afrosoricid. | |
| Rusingaceros | Valid | Geraads | Miocene | | Kenya | A rhinoceros, a new genus for "Dicerorhinus" leakeyi (Hooijer, 1966). | |
| Saadanius | Valid | Zalmout Sanders et al. | Oligocene | Shumaysi Formation | Saudi Arabia | A catarrhine primate. The species was named S. hijazensis. | Saadanius |
| Sadypus minutus | Valid | Carlini Ciancio Scillato-Yané | Early Oligocene | Sarmiento Formation | Argentina | An armadillo, a species of Sadypus. | |
| Saharamys | Valid | Mein Pickford | Vallesian | | Egypt | A murid rodent belonging to the subfamily Murinae. The type species is S. misrensis. | |
| Scarrittia barranquensis | Valid | Ribeiro López Bond | Oligocene | Sarmiento Formation | Argentina | A leontiniid notoungulate. |
| Shazurus | Valid | Sallam Seiffert Simons | Late Eocene | | Egypt | An anomalure. The type species is S. minutus. | |
| Simiolus andrewsi | Valid | Harrison | Middle Miocene | | Kenya | A dendropithecid. | |
| Sinocricetus major | Valid | Li | Pliocene | | China | A hamster. | |
| Sinodonomys | Valid | Kimura | Early Miocene | | China | A dipodid rodent. | |
| Sparnacomys georgei | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | A rodent belonging to the family Paramyidae and the subfamily Microparamyinae. |
| Steatomys bartheli | Valid | Mein Pickford | Vallesian | | Egypt | A rodent, a species of Steatomys. | |
| Talahphiomys | Valid | Jaeger et al. | Eocene to early Oligocene | | Egypt  Libya | A rodent belonging to the family Phiomyidae. The type species is "Phiomys" lavocati Wood (1968); genus also includes new species T. libycus. | |
| Talahpithecus | Valid | Jaeger et al. | Eocene | | Libya | A member of Oligopithecidae. The type species is T. parvus. | |
| Tapirus lundeliusi | Valid | Hulbert | Early Pleistocene | | United States | A tapir. | |
| Turkanapithecus rusingensis | Valid | Pickford et al. | Early Miocene | | Kenya  Uganda | | |
| Vallehermosomys | Valid | Vucetich et al. | Early Oligocene | | Argentina | An octodontoid rodent of uncertain phylogenetic placement. The type species is V. mazzonii; genus might also include Vallehermosomys? merlinae. | |
| Viverravus lawsoni | Valid | Hooker | Early Eocene | Blackheath Formation | United Kingdom | A member of Viverravidae. | |
| Yuanomys | Valid | Meng Li | Early Eocene | Nomogen Formation | China | A rodent related to the gundis. The type species is Y. zhoui. | |