ウマ科
化石種を含めた分類

→「ウマの進化」も参照
Order Perissodactyla 奇蹄目
Family Equidae ウマ科
Subfamily †Eohippinae
Genus †Epihippus エピヒップス
Genus †Haplohippus
Genus †Eohippus エオヒップス（以前は非ウマ科のヒラコテリウムのシノニムとされた）
Genus †Minippus
Subfamily †Propalaeotheriinae
Genus †Orohippus オロヒップス
Genus †Pliolophus
Genus †Protorohippus
Genus †Sifrhippus
Genus †Xenicohippus
Genus †Eurohippus
Genus †Propalaeotherium?
Subfamily †Anchitheriinae
Genus †Anchitherium
Genus †Archaeohippus
Genus †Desmatippus
Genus †Hypohippus
Genus †Kalobatippus カロバティップス
Genus †Megahippus
Genus †Mesohippus メソヒップス
Genus †Miohippus ミオヒップス
Genus †Parahippus パラヒップス
Genus †Sinohippus
Subfamily Equinae
Genus †Merychippus メリキップス
Genus †Scaphohippus
Genus †Acritohippus
Tribe †Hipparionini
Genus †Eurygnathohippus
Genus †Hipparion ヒッパリオン
Genus †Hippotherium
Genus †Nannippus
Genus †Neohipparion
Genus †Proboscidipparion
Genus †Pseudhipparion
Tribe Equini
Genus †Haringtonhippus
Genus †Heteropliohippus
Genus †Parapliohippus
Subtribe Protohippina
Genus †Calippus
Genus †Protohippus
Subtribe Equina
Genus †Astrohippus
Genus †Dinohippus ディノヒップス
Genus Equus ウマ属
Equus ferus ノウマ
Equus ferus caballus ウマ
†Equus ferus ferus ターパン
Equus ferus przewalskii モウコノウマ
†Equus algericus
†Equus alaskae
†Equus lambei
†Equus niobrarensis
†Equus scotti
†Equus conversidens
†Equus semiplicatus
Subgenus †Amerhippus (おそらくE. ferus とシノニム)
†Equus andium
†Equus neogeus
†Equus insulatus
Subgenus Asinus
Equus africanus アフリカノロバ
Equus hemionus アジアノロバ
Equus kiang キャン
†Equus hydruntinus
†Equus altidens
†Equus tabeti
†Equus melkiensis
†Equus graziosii
Subgenus Hippotigris {{efn|Although the plains and mountain zebras have been placed in ''Hippotigris'' and Grévy's zebra in ''Dolichohippus'', Vilstrup ''et al.'' (2013) finds that the plains zebra and Grévy's zebra are more closely related.<ref name=Vilstrup&#x3E;{{cite journal |last=Vilstrup |first=Julia T. |year=2013 |title=Mitochondrial Phylogenomics of Modern and Ancient Equids |journal=[[PLOS ONE]] |volume=8 |issue=2 |page=e55950 |doi=10.1371/journal.pone.0055950 |display&#x2D;authors=etal |pmid=23437078 |pmc=3577844 |bibcode=2013PLoSO...855950V|doi&#x2D;access=free }}</ref&#x3E; Groves and Bell (2004) place all three species in the subgenus ''Hippotigris''.<ref name="GrovesBell2004"&#x3E;{{cite journal |last1=Groves |first1=C. P. |last2=Bell |first2=C. H. |year=2004 |title=New investigations on the taxonomy of the zebras genus ''Equus'', subgenus ''Hippotigris'' |journal=[[Mammalian Biology]] |volume=69 |issue=3 |pages=182–196 |doi=10.1078/1616&#x2D;5047&#x2D;00133}}</ref&#x3E;}} シマウマ
Equus grevyi グレビーシマウマ
†Equus koobiforensis
†Equus oldowayensis
Equus quagga　サバンナシマウマ
Equus zebra ヤマシマウマ
†Equus capensis
†Equus mauritanicus
Subgenus †Parastylidequus
†Equus parastylidens
†Subgenus Sussemionus
†Equus ovodovi
incertae sedis
†Equus simplicidens
†Equus cumminsii
†Equus livenzovensis
†Equus sanmeniensis
†Equus teilhardi
†Equus numidicus
†Equus plicidens
†Equus cedralensis
†Equus stenonis group
†Equus stenonis
†Equus sivalensis
†Equus stehlini
†Equus sussenbornensis
†Equus verae
†Equus namadicus
†subgenus Allozebra
†Equus (A.) occidentalis
†Equus (A.) excelsus
†subgenus Hesperohippus
†Equus (H.) pacificus
†Equus (H.) mexicanus
†Equus complicatus
†Equus fraternus
†Equus major
†Equus giganteus
†Equus pectinatus
†Equus crenidens
Genus †Hippidion
Genus †Onohippidium
Genus †Pliohippus プリオヒップス