ArchaeohyracidaeTrachytherinaeEutypotherium_lehmannistcheiEutypotherium_superansTypotheriopsis_chasicoensisTypotheriopsis_silveyraiPseudotypotherium_subinsignePseudotypotherium_exiguumMesotherium_hystatumMesotherium_cristatumMesotherium_pachignathumMesotherium_maendrumPlesiotypotheriumOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Cerdeno_et_Montalvo_2001a