(Archaeohyracidae,(Trachytherinae,(Mesotherium_hystatum,(Pseudotypotherium_subinsigne,Pseudotypotherium_exiguum,(((Plesiotypotherium,(Eutypotherium_lehmannistchei,Eutypotherium_superans)),(Typotheriopsis_chasicoensis,Typotheriopsis_silveyrai)),(Mesotherium_pachignathum,(Mesotherium_cristatum,Mesotherium_maendrum)))))));