<page_title> Mayoan </page_title> <section_title> Formations </section_title> <table> <cell> Río Mayo Formation <col_header> Formation bold is type </col_header> </cell> <cell> Argentina <col_header> Country </col_header> </cell> <cell> Golfo San Jorge Basin <col_header> Basin </col_header> </cell> </table>
Río Mayo Formation is in the Golfo San Jorge Basin of Argentina.