<page_title> Givetian </page_title> <table> <cell> Devonian <col_header> System/ Period </col_header> </cell> <cell> Middle <col_header> System/ Period </col_header> </cell> <cell> Givetian <col_header> Series/ Epoch </col_header> </cell> </table>
The Givetian is one of two stages in the Middle Devonian period.