Dolania americana
... that the mayfly Dolania americana dies before the sun rises?
... that the <a href="./Mayfly" id="mwBgU" rel="mw:WikiLink" title="Mayfly">mayfly</a> <i id="mwBgY"><b id="mwBgc"><a class="mw-redirect" href="./Dolania_americana" id="mwBgg" rel="mw:WikiLink" title="Dolania americana">Dolania americana</a></b></i> dies before the sun rises?