animal latrine
... that a 240-million-year-old animal latrine was dubbed "the oldest communal toilet"?
... that a 240-million-year-old <b id="mwDJE"><a href="./Animal_latrine" id="mwDJI" rel="mw:WikiLink" title="Animal latrine">animal latrine</a></b> was dubbed "the oldest communal toilet"?