(Hyracotherium,(Orohippus,(Epihippus,(Mesohippus,(Miohippus,((Anchitherium,Hypohippus,Megahippus),(Kalobatippus,(Archaeohippus,(Parahippus,((Merychippus,Protohippus,Pliohippus),((Dinohippus,Equus),(Hipparion,(Neohipparion,Pseudhipparion)))))))))))));