2021 in paleomammalogy explained

This paleomammology list records new fossil mammal taxa that were described during the year 2021, as well as notes other significant paleomammology discoveries and events which occurred during 2021.

Afrotherians

Macroscelidea

Name NoveltyStatusAuthorsAgeType localityCountryNotesImages
Afrohypselodontus[1] Gen. et 2 sp. novValidSenut & PickfordEocene (Bartonian-Priabonian)A Afrohypselodontidae Macroscelidea.
The type species is A. minus; genus also includes A. grandis.
EorhynchocyonGen. et sp. novValidSenut & PickfordEocene (Bartonian-Priabonian)A Rhynchocyonidae Macroscelidea
Type species is E. rupestris.
NamasengiGen. et sp. novValidSenut & PickfordEocene (Bartonian-Priabonian)An elephant shrew.
Type species is N. mockeae.
Oligorhynchocyon[2] Gen. et sp. novValidStevens et al.Late OligoceneNsungwe FormationA Rhynchocyoninae elephant shrew.
Type species is O. songwensis.
PromyohyraxGen. et sp. novValidSenut & PickfordEocene (Bartonian-Priabonian)A myohyracine elephant shrew.
Type species is P. namibiensis.
RukwasengiGen. et sp. novValidStevens et al.Late OligoceneNsungwe FormationA myohyracine elephant shrew.
Type species is R. butleri.

Proboscidea

Proboscidean research

Sirenia

Sirenian research

Other afrotherians

Miscellaneous afrotherian research

Euarchontoglires

Primates

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Homo bodoensis[31] Nom. novUncertainRoksandic et al.Middle PleistoceneBodo D'ar in AfarA species of Homo closely related to Homo sapiens.
The validity of the new species name has been questioned.
Homo longi[32] Sp. novValidJi & Ni in Ji et al.Middle Pleistocene[33] Upper Huangshan FormationA species of Homo closely related to Homo sapiens.[34]
Micropithecus chamtwaraensis[35] Sp. novValidPickford et al.MioceneChamtwara FormationA member of the family Dendropithecidae.
Pronycticebus cosensisSp. novIn pressGodinot & Vidalenc in Godinot et al.EoceneCos, near Caylus (Quercy)A cercamoniine adapiform.
Protoadapis andreiSp. novIn pressGodinot & Vidalenc in Godinot et al.EoceneCos, near Caylus (Quercy)A cercamoniine adapiform.
Quercyloris[36] Gen. et sp. novIn pressGodinot & Vidalenc in Godinot et al.EoceneA member of the family Microchoeridae. Genus includes new species Q. eloisae.
Simonsius harujensis[37] Sp. novValidMattingly et al.Early OligoceneA parapithecine.

General primate research

General paleoanthropology

Rodentia

Name NoveltyStatusAuthorsAgeType localityCountryNotesImages
Aliveria mojmiri[157] Sp. novIn pressBonilla Salomón et al.Early MioceneA flying squirrel.
Asteromys puelche[158] Sp. novValidCandela et al.DeseadanA member of Cavioidea.
Auroremys[159] Gen. et comb. novIn pressVianey-Liaud & MarivauxEoceneA member of the family Pseudosciuridae. The type species is "Ailuravus" subita Comte et al. (2012).
Balsayacuy[160] Gen. et sp. novIn pressBoivin et al.EoceneA member of Caviomorpha. Genus includes new species B. huallagaensis.
Batomys cagayanensis[161] Sp. novValidOchoa et al.PleistoceneA cloud rat, a species of Batomys.
Caecocricetodon[162] Gen. et sp. novValidLu, Ni & MaridetEarly OligoceneCaijiachong FormationA member of the family Cricetidae. The type species is C. yani.
Caribeomys[163] Gen. et sp. novValidMarivaux et al.Early Oligocene
A member of Geomorpha. Genus includes new species C. merzeraudi.
Carpomys dakalSp. novValidOchoa et al.Pleistocene to late HoloceneA cloud rat, a species of Carpomys.
ChachapoyamysGen. et sp. novIn pressBoivin et al.EoceneA member of Caviomorpha. Genus includes new species C. kathetos.
Crateromys ballikSp. novValidOchoa et al.Pleistocene to late HoloceneA cloud rat, a species of Crateromys.
Ctenomys rusconii[164] Sp. novValidDe Santi et al.Early PleistoceneA tuco-tuco.
Daxneria[165] Gen. et sp. novValidVan de Weerd, de Bruijn & WesselsLate OligoceneKızılırmak, GüvendikA member of Hystricognathi belonging to the subfamily Baluchimyinae. The type species is D. fragilis.
Eucricetodon oculatusSp. novValidVan de Weerd, de Bruijn & WesselsLate OligoceneKızılırmak, GüvendikA member of the family Muridae belonging to the subfamily Eucricetodontinae.
Eucricetodon ruberSp. novValidVan de Weerd, de Bruijn & WesselsLate OligoceneKızılırmakA member of the family Muridae belonging to the subfamily Eucricetodontinae.
Lophiomys imhausi maremortum[166] Subsp. novIn pressLazagabaster et al.Late PleistoceneA subspecies of the maned rat.
Megalomys camerhogne[167] Sp. novValidMistretta et al.HoloceneA species of Megalomys.
Metacaremys[168] Gen. et comb. et 2 sp. novValidPiñero et al.Late Miocene to Miocene-Pliocene boundaryCerro Azul Formation
A member of Octodontoidea related to the family Octodontidae. The type species is "Cercomys" primitiva; genus also includes new species M. calfucalel and M. dimi.
Microscleromys[169] Gen. et 2 sp. novValidBoivin & Walton in Boivin et al.Miocene (Laventan)Villavieja Formation
A member of Chinchilloidea. The type species is M. paradoxalis; genus also includes M. cribriphilus. Originally described in the framework of Anne H. Walton's Ph.D. thesis from 1990, but formally named in 2021.
MicrosteiromysGen. et sp. novValidBoivin & Walton in Boivin et al.Miocene (Laventan)Villavieja FormationA member of Erethizontoidea. The type species is M. jacobsi. Originally described in the framework of Anne H. Walton's Ph.D. thesis from 1990, but formally named in 2021.
Miochinchilla[170] Gen. et 2 sp. novValidCroft et al.Miocene
A member of the family Chinchillidae. Genus includes new species M. surirense and M. plurinacionalis.
Myomimus tanjuae[171] Sp. novValidBilgin et al.Early MioceneA species of Myomimus.
Noamys[172] Gen. et sp. novIn pressErcoli et al.Late MioceneGuanaco FormationA New World porcupine. Genus includes new species N. hypsodonta.
NuyuyomysGen. et sp. novValidBoivin & Walton in Boivin et al.Miocene (Colloncuran-Laventan)A member of Erethizontoidea. The type species is N. chinqaska.
Pannoniamys[173] Gen. et sp. novValidVan de Weerd et al.Late OligoceneA member of the family Spalacidae. The type species is P. paragovensis.
Paralonchothrix[174] Gen. et comb. novValidPiñero et al.Late MioceneLoma de Las Tapias Formation
A member of the tribe Echimyini. Genus includes "Eumysops" ponderosus Rovereto (1914).
Qatranimys[175] Gen. et sp. novValidAl-Ashqar et al.Late EoceneJebel Qatrani FormationA member of Phiomorpha belonging to the subfamily Phiocricetomyinae. The type species is Q. safroutus.
ReinomysGen. et sp. novIn pressVianey-Liaud & MarivauxEoceneA basal member of Theridomorpha. The type species is R. rhomboides.
RicardomysGen. et sp. novValidBoivin & Walton in Boivin et al.Miocene (Laventan)Villavieja Formation
A member of Octodontoidea belonging to the family Adelphomyidae. The type species is R. longidens. Originally described in the framework of Anne H. Walton's Ph.D. thesis from 1990, but formally named in 2021.
Yuomys robustus[176] Sp. novValidGong, Li & NiLate EoceneA member of Ctenodactyloidea.

Rodent research

Laurasiatheria

Artiodactyla

Cetaceans

Name NoveltyStatusAuthorsAgeType localityCountryNotesImages
Berardius kobayashii[188] Sp. novValidKawatani & KohnoMioceneTsurushi FormationA beaked whale, a species of Berardius.
Isoninia[189] Gen. et sp. novValidGodfrey, Gutstein & MorganProbably Miocene (Messinian)Probably Eastover Formation
Possibly a member of the family Iniidae. The type species is I. borealis.
Kennedycetus[190] Gen. et sp. novIn pressSolis-Añorve et al.Late MioceneTrinidad FormationA member of Balaenopteroidea. Genus includes new species K. pericorum.
Kentriodon sugawarai[191] Sp. novValidGuo & KohnoMioceneKadonosawa Formation
Kogia danomurai[192] Sp. novValidBenites-Palomino et al.Late MiocenePisco FormationA species of Kogia.
Phiomicetus[193] Gen. et sp. novValidGohar et al.Eocene (Lutetian)Midawara FormationA protocetid. Genus includes new species P. anubis.
Pliodelphis[194] Gen. et sp. novValidBelluzzo & LambertPliocene (Zanclean)Kattendijk SandsAn oceanic dolphin. The type species is P. doelensis.
Cetacean research

Other artiodactyls

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Amphimoschus xishuiensis[215] Sp. novValidLi et al.MioceneProbably a basal member of Bovoidea.
Chiyoumeryx[216] Gen. et comb. et sp. novValidMennecart et al.Late EoceneShinao Formation
?
A ruminant belonging to the group Tragulina and the family Lophiomerycidae. The type species is "Lophiomeryx" shinaoensis Miao (1982); genus also includes new species C. flavimperatoris, and possibly also "Lophiomeryx" turgaicus Flerow (1938).
Colbertchoerus[217] Gen. et comb. novValidProtheroLate Barstovian-early ClarendonianCalvert Formation
Choptank Formation
Valentine Formation

(

)
A peccary. The type species is "Prosthennops" niobrarense Colbert (1935).
Erlianhyus[218] Gen. et sp. novIn pressLi & LiEoceneIrdin Manha FormationAn even-toed ungulate positioned outside of the anthracotheriid-suoid-dichobunoid clade. Genus includes new species E. primitivus.
Etruscotherium[219] Gen. et sp. novIn pressPickfordMiocene (Turolian)An anthracothere. Genus includes new species E. ribollaense.
Gangraia[220] Gen. et sp. novValidKostopoulos et al.Late MioceneTüglu FormationA member of the family Bovidae belonging to the subfamily Antilopinae. The type species is G. anatolica.
Geniokeryx nanusSp. novIn pressDucrocq et al.Late EoceneKrabi BasinAn anthracothere.
Iberomeryx miaoiSp. novValidMennecart et al.Late EoceneShinao FormationA chevrotain.
Mckennahyus[221] Gen. et sp. novValidProtheroMiddle ClarendonianAsh Hollow Formation
A peccary. The type species is M. parisidutrai.
Praesinomegaceros bakri[222] Sp. novIn pressCroitor et al.Early PleistoceneA deer.
Rajouria[223] Gen. et sp. novIn pressRana et al.Middle EoceneSubathu GroupA member of the family Raoellidae. Genus includes new species R. gunnelli.
StirtonhyusGen. et comb. novValidProtheroEarly through early late BarstovianCalvert Formation
Fleming Formation
Olcott Formation
Pawnee Creek Beds
Torreya Formation
Valentine Formation

(



)
A peccary. The type species is "Prosthennops" xiphidonticus Barbour (1925).
TedfordhyusGen. et comb. novValidProtheroEarly Hemingfordian to late BarstovianBarstow Formation
Caliente Formation
Temblor Formation


A peccary. The type species is "Cynorca" occidentale Woodburne (1969).
Webbochoerus[224] Gen. et sp. novValidProtheroLate ClarendonianLove Bone Bed
A peccary. The type species is W. macfaddeni.
Other artiodactyl research

Carnivorans

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Ammitocyon[262] Gen. et sp. novValidMorales et al.Late MioceneCerro de los BatallonesA bear dog. Genus includes new species A. kainos.
Canis orcensis[263] Sp. novValidMartinez-Navarro et al.Early PleistoceneA species of Canis.
Cynelos jitu[264] Sp. novValidMorlo et al.Early MioceneBakate FormationA bear dog.
Dehmicyon[265] Gen. et comb. novValidMorales et al.Early Miocene
A bear dog. The type species is "Amphicyon" schlosseri Dehm (1950).
Dunictis[266] Gen. et comb. novValidMorales & PickfordEarly Miocene
A member of the family Viverridae. The type species is "Leptoplesictis" senutae Morales, Pickford & Salesa (2008); genus also includes "Leptoplesictis" rangwai Schmidt-Kittler (1987) and possibly also "Leptoplesictis" mbitensis Schmidt-Kittler (1987) and "Leptoplesictis" namibiensis Morales, Pickford & Salesa (2008).
Eomellivora moralesi [267] Sp. novIn pressAlba et al.MioceneA mellivorine mustelid.
Eucyon khoikhoi[268] Sp. novValidValenciano, Morales & GovenderEarly Pliocene
Eusmilus adelos[269] Sp. novValidPaul Zachary BarrettEarly OligoceneWhite River FormationA nimravid.
ForsythictisGen. et sp. et comb. novValidMorales & PickfordMiddle Miocene

A member of the family Viverridae. The type species is F. ibericus; genus also includes "Stenogale" aurelianensis Schlosser (1889) and "Herpestes (Leptoplesictis) aurelianensis" atavus Beaumont (1973; raised to the rank of a separate species F. atavus).
Gansuyaena[270] Gen. et sp. novValidGaliano et al.MioceneLinxia BasinA hyena belonging to the subfamily Protelinae. The type species is G. megalotis.
Machairodus lahayishupup[271] Sp. novValidOrcutt & CaledeMiocene (Hemphillian)
(
)
Magnotherium[272] Gen. et sp. novIn pressRahmat et al.Late MioceneSt. Marys Formation
A monachine earless seal. Genus includes new species M. johnsii.
Oaxacagale[273] Gen. et sp. novIn pressFerrusquía-Villafranca & WangPaleogeneYolomécatl FormationA member of the family Mustelidae. Genus includes new species O. ruizi.
Palaeogale evanoffi[274] Sp. novValidWelshOrellanBrule Formation
PaludocyonGen. et comb. novValidMorales et al.Early MioceneA bear dog. The type species is "Pseudocyon" bohemicus Schlosser (1899).
Parailurus tedfordi[275] Sp. novValidWallace & LyonPliocene (Blancan)
A member of the family Ailuridae. Published online in 2021, but the copyright is listed as © 2022.
Planopusa[276] Gen. et sp. novValidKoretsky & RahmatMiddle-late MioceneAn earless seal belonging to the subfamily Phocinae. The type species is P. semenovi.
Protocyon orocualensis[277] Sp. novValidRuiz-Ramoni, Wang & RincónLate Pliocene/Early PleistoceneA canid belonging to the subtribe Cerdocyonina. Announced in 2021; the final version of the article naming it was published in 2022.
Sonitictis[278] Gen. et sp. novIn pressWang et al.MioceneTunggur FormationA member of the family Mustelidae, possibly belonging to the subfamily Mellivorinae. Genus includes new species S. moralesi.
Vishnuonyx neptuni[279] Sp. novValidKargopoulos et al.MioceneAn otter.
Vulpes rooki[280] Sp. novValidBartolini LucentiPlioceneYushe BasinA fox, a species of Vulpes

Carnivoran research

Chiroptera

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Afrillonura[322] Gen. et sp. novIn pressRosina & PickfordMioceneA member of the family Emballonuridae. Genus includes new species A. namibensis.
Altaynycteris[323] Gen. et sp. novUnavailableJones et al.Early Eocene. The name is not available under the ICZN Art. 8.5.3. as the electronic publication lacks evidence of registration in ZooBank.Junggar BasinGenus includes new species A. aurora.

Chiropteran research

Eulipotyphla

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Actinyctia[328] Gen. et sp. novValidHookerLate Eocene–Early OligoceneSolent GroupA nyctitheriid.
Type species A. bulbodens.
Amphidozotherium gassoniSp. novValidHookerLate Eocene–Early OligoceneSolent GroupA Nyctitheriid.
CheilonyctiaGen. et sp. novValidHookerLate Eocene–Early OligoceneSolent GroupA Nyctitheriid.
Type species C. lawsoni.
Euronyctia currantiSp. novValidHookerLate Eocene–Early OligoceneSolent GroupA Nyctitheriid.
Euronyctia plesiolambdaSp. novValidHookerLate Eocene–Early OligoceneSolent GroupA Nyctitheriid.
Indonyctia[329] Gen. et sp. novIn pressDas, Carolin & BajpaiEarly EoceneCambay ShaleA Nyctitheriid.
Type species I. cambayensis.
Scraeva yuleiSp. novValidHookerLate Eocene–Early OligoceneSolent GroupA Nyctitheriid.

Eulipotyphlan research

Notoungulata

Name NoveltyStatusAuthorsAgeType localityCountryNotesImages
Boleatherium[332] Gen. et sp. novValidVera, Scarano & RegueroMioceneCerro Boleadoras FormationA member of Interatheriinae. Genus includes new species is B. praeludium.
Colbertia falui[333] Sp. novValidFernández et al.Eocene (Casamayoran)Quebrada de los Colorados FormationA member of Typotheria.
Nanolophodon[334] Gen. et sp. novValidCastro et al.Early EoceneItaboraí BasinA basal notoungulate. Genus includes new species N. tutuca.
Neoicochilus[335] Gen. et comb. novValidFernández, Fernicola & CerdeñoSantacrucianSanta Cruz FormationA member of the family Interatheriidae; a new genus for "Icochilus" undulatus.
Teushentherium[336] Gen. et sp. novValidMartínez et al.DeseadanSarmiento FormationA member of Toxodonta. The type species is T. camaronensis.

Notoungulate research

Perissodactyla

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Elasmotherium primigenium[344] Sp. novIn pressSun, Deng & JiangzuoLate Miocene
Eoazara[345] Gen. et sp. novValidGeraads & ZouhriLate MioceneOuarzazate BasinA rhinoceros in the subfamily Elasmotheriinae. The type species is E. xerrii.
Eomoropus meridiorientalis[346] Sp. novIn pressDucrocq et al.Late EoceneKrabi BasinAn eomoropid chalicotherioid.
Gobicerops[347] Nom. novBai et al.Early EoceneArshantoA rhinocerotoid belonging to the family Forstercooperiidae; a replacement name for Gobioceras Bai et al. (2019)
Leptolophus cuestai[348] Sp. novValidPerales-Gogenola et al.Late EoceneMiranda-Treviño BasinA member of the family Palaeotheriidae.
Leptolophus franzeniSp. novValidPerales-Gogenola et al.Late EoceneMiranda-Treviño BasinA member of the family Palaeotheriidae.
Miodiceros[349] Gen. et comb. novValidGiaourtsakisMiocene


A rhinoceros belonging to the tribe Rhinocerotini and the subtribe Dicerotina. The type species is "Atelodus" neumayri Osborn (1900).
Nesorhinus[350] Gen. et comb. novValidAntoine et al.Pleistocene
A rhinoceros. Genus includes "Rhinoceros" philippinensis von Koenigswald (1956) and "Rhinoceros sinensis" hayasakai Otsuka & Lin (1984; raised to the rank of a separate species N. hayasakai).
Paraceratherium linxiaense[351] Sp. novValidDeng et al.OligoceneJiaozigou FormationA paracerathere.
Pliorhinus[352] Gen. et comb. novValidPandolfi et al.Early PlioceneA rhinoceros. The type species is "Rhinoceros" megarhinus de Christol (1834); genus also includes "Dicerorhinus" miguelcrusafonti Guérin & Santafé-Llopis (1978).
Ronzotherium heissigi[353] Sp. novValidTissier, Antoine & BeckerOligocene
A rhinoceros.

Perissodactyl research

Other laurasiatherians

Name NoveltyStatusAuthorsAgeType localityCountryNotesImages
Cynohyaenodon smithae[381] Sp. novIn pressSolé et al.Eocene (Ypresian)A Hyaenodont.
Ekweeconfractus[382] Gen. et sp. novValidFlink et al.Early MioceneLothidok FormationA Teratodontidae hyaenodont.
The type species is E. amorui.
Eurotherium mapplethorpeiSp. novIn pressSolé et al.Eocene (Ypresian)A Hyaenodont.
Lesmesodon gunnelliSp. novIn pressSolé et al.Eocene (Ypresian)A Hyaenodont.
Neovulpavus mccarrolli[383] Sp. novValidTomiya et al.UintanWashakie Formation
A basal member of Carnivoraformes.
Smutsia olteniensis[384] Sp. novIn pressTerhune et al.Early PleistoceneA pangolin, a species of Smutsia.

Miscellaneous laurasiatherian research

Xenarthrans

Cingulata

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Noatherium[388] Gen. et sp. novValidFernicola et al.Eocene (Ypresian)Lumbrera FormationA Cingulatan.
Type species N. emilioi.
Plesiodasypus[389] Gen. et sp. novIn pressBarasoain et al.Middle MioceneLa Victoria FormationA Dasypodini dasypodid armadillo.
Type species P. colombianus.
Saltatherium[390] Gen. et sp. novIn pressFernicola et al.Middle EoceneQuebrada de Los Colorados FormationA Cingulatan.
Type species S. rosaurae.
?Utaetus magnum[391] Sp. novValidHerrera et al.Eocene (Bartonian)Lumbrera FormationA Euphractinae chlamyphorid hairy armadillo of uncertain generic affiliation.

Cingulata research

Pilosa

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Parocnus dominicanus[397] Sp. novValidMcAfee et al.Late Pleistocene-early HoloceneA megalocnid sloth
Similhapalops[398] Gen. et sp. novValidPujos et al.DeseadanAgua de la Piedra FormationA small non-megalonychid megatherioid sloth.
Type species S. nivis.
Zacatzontli cotobrusensis[399] Sp. novIn pressValerio et al.HemphillianCurré FormationA megalonychid ground sloth.

Pilosa research

Other eutherians

NameNoveltyStatusAuthorsAgeType localityCountryNotesImages
Arcius moniquaeSp. novIn pressGodinot & Vidalenc in Godinot et al.EoceneA paromomyid plesiadapiform.
Asiapator[409] Gen. et sp. novValidLopatin & AverianovEocene (Irdinmanhan)Khaychin FormationA member of the family Apatemyidae. Genus includes new species A. onchin.
Azilestes[410] Gen. et sp. novValidGheerbrant & TeodoriLate Cretaceous (Maastrichtian)Formation des Grès de LabarreAn early eutherian of uncertain phylogenetic placement, possibly a member of the family Zhelestidae. The type species is A. ragei.
Beornus[411] Gen. et sp. novValidAtteberry & EberlePuercanFort Union Formation
A member of the family Periptychidae. Genus includes new species B. honeyi.
Conacodon hettingeriSp. novValidAtteberry & EberlePuercanFort Union Formation
A member of the family Periptychidae.
Ectocion stockeyae[412] Sp. novValidMontellano-Ballesteros, Fox & ScottLate PaleocenePaskapoo Formation
A member of the family Phenacodontidae.
Hyopsodus arshantensis[413] Sp. novValidBai et al.Eocene (Arshantan)Arshanto FormationA member of the family Hyopsodontidae.
Micropternodus bassidens[414] Sp. novValidKorth, Kihm & SchumakerChadronian
MiniconusGen. et comb. et sp. novValidAtteberry & EberleEarly PaleoceneDenver Formation
Fort Union Formation

(
)
A member of the family Periptychidae. The type species is "Oxyacodon" archibaldi Middleton & Dewar (2004); genus also includes new species M. jeanninae.
Oligoryctes amplissimusSp. novValidKorth, Kihm & SchumakerChadronian
Purgatorius mckeeveri[415] Sp. novWilson Mantilla et al.Early PaleoceneFort Union Formation
Sinclairella nanusSp. novValidKorth, Kihm & SchumakerChadronian
An apatemyid.

Other eutherian research

General eutherian research

Metatherians

Name NoveltyStatusAuthorsAgeType localityCountryNotesImages
Bulbadon[456] Gen. et sp. novValidTravouillon, Beck & CaseLate OligoceneA potential thylacomyid. Genus includes new species B. warburtonae
Bulungu minkinaensisSp. novValidTravouillon, Beck & CaseLate OligoceneA member of Yaraloidea.
Bulungu pinpaensisSp. novValidTravouillon, Beck & CaseLate OligoceneA member of Yaraloidea.
Bulungu westermaniSp. novValidTravouillon, Beck & CaseLate OligoceneA member of Yaraloidea.
Caenolestoides[457] Gen. et sp. novValidAbello, Martin & CardosoEarly MioceneA shrew opossum. Genus includes new species C. miocaenicus.
Diogenesia[458] Gen. et sp. novValidOliveira, Carneiro & GoinItaboraianItaboraí BasinA member of the family Derorhynchidae. The type species is D. brevirostris.
GaimanlestesGen. et sp. novValidAbello, Martin & CardosoEarly MioceneA shrew opossum. Genus includes new species G. pascuali.
Scalaridelphys[459] Nom. novValidCohen, Davis & CifelliLate Cretaceous
(Turonian)
Straight Cliffs Formation
A member of Pediomyoidea belonging to the family Aquiladelphidae;
a replacement name for Scalaria Cohen, Davis & Cifelli (2020).
Stilotherium parvumSp. novValidAbello, Martin & CardosoEarly MioceneA shrew opossum.

Metatherian research

Other mammals

Name NoveltyStatusAuthorsAgeType localityCountryNotesImages
Aenigmamys[469] Gen. et sp. novValidScottEarly PaleoceneWillow Creek Formation
A multituberculate belonging to the family Ptilodontidae. Genus includes new species A. aries.
Amarillodon[470] Gen. et sp. novIn pressMartin et al.Late Cretaceous (Cenomanian)Mata Amarilla FormationA member of Meridiolestida. Genus includes new species A. meridionalis.
Hercynodon[471] Gen. et sp. novValidMartin et al.Late Jurassic (Kimmeridgian)Süntel FormationA member of the family Dryolestidae. The type species is H. germanicus.
Jueconodon[472] Gen. et sp. novValidMao et al.Early Cretaceous (early Barremian to early Aptian)Yixian FormationA member of Eutriconodonta. Genus includes new species J. cheni.
Kogaionon radulescui[473] Sp. novIn pressSmith et al.Late CretaceousSânpetru FormationA multituberculate.
Nokerbaatar[474] Gen. et comb. novValidLopatin & AverianovEarly CretaceousA multituberculate belonging to the family Eobaataridae; a new genus for "Eobaatar" minor Kielan-Jaworowska, Dashzeveg & Trofimov (1987).
Orretherium[475] Gen. et sp. novValidMartinelli et al.Late Cretaceous (late Campanian to early Maastrichtian)Dorotea FormationA member of Meridiolestida belonging to the family Mesungulatidae. The type species is O. tzen.
TreslagosodonGen. et sp. novIn pressMartin et al.Late Cretaceous (Cenomanian)Mata Amarilla FormationA dryolestid. Genus includes new species T. shehuensis.
Yubaatar qianzhouensis[476] Sp. novValidHu & HanLate CretaceousHekou FormationA multituberculate.

Other mammalian research

General research

Notes and References

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