Synset:Age of Man Quaternary Quaternary period
Part Holonyms:Age of Mammals Cenozoic Cenozoic era
Instance Hypernyms:geological period period
Inherited Hypernyms:quaternaryperiodgeological timetimeattributeabstractionentity
Part Meronyms:Holocene Holocene epoch Recent Recent epoch Glacial epoch Pleistocene Pleistocene epoch