Adineta ricciae
... that the rotifer Adineta ricciae gave up sex about 80 million years ago?
... that the <a href="./Rotifer" id="mwCSk" rel="mw:WikiLink" title="Rotifer">rotifer</a> <i id="mwCSo"><b id="mwCSs"><a href="./Adineta_ricciae" id="mwCSw" rel="mw:WikiLink" title="Adineta ricciae">Adineta ricciae</a></b></i> gave up <a href="./Sexual_reproduction" id="mwCS0" rel="mw:WikiLink" title="Sexual reproduction">sex</a> about 80 million years ago?