(Oldfieldthomasia_debilitata,(Notopithecus_adapinus,(Eohyrax,(Pseudhyrax,(Mesotheriidae,((Archaeotypotherium,(Protarchaeohyrax,(Archaeohyrax_patagonicus,Archaeohyrax_suniensis))),(Hegetotheriopsis_sulcatus,(Hegetotherium_novum,((Hegetotherium_mirabile,Hemihegetotherium,(Prohegetotherium_sculptum,(Sallatherium,Prohegetotherium_schiaffinoi))),(Propachyrukhos_dash_Prosotherium,Other_Pachyrukhinae))))))))));