Aegirocassis
... that Aegirocassis is the earliest example of massive filter-feeder animals discovered?
... that <i id="mwAvI"><b id="mwAvM"><a href="./Aegirocassis" id="mwAvQ" rel="mw:WikiLink" title="Aegirocassis">Aegirocassis</a></b></i> is the earliest example of massive <a class="mw-redirect" href="./Filter-feeder" id="mwAvU" rel="mw:WikiLink" title="Filter-feeder">filter-feeder</a> animals discovered?