<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The Paleolithic or Palaeolithic / ˌpæliːəˈlɪθɪk / is a period in human prehistory distinguished by the original development of stone tools that covers c. 95% of human technological prehistory . It extends from the earliest known use of stone tools by hominins c. 3.3 million years ago, to the end of the Pleistocene c. 11,650 cal BP . </P> <P> The Paleolithic is followed in Europe by the Mesolithic, although the date of the transition varies geographically by several thousand years . </P>

When did the paleolithic era begin and end
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