Mesembrinella caenozoica
... that Mesembrinella caenozoica is the first unambiguous fossil described in the fly superfamily Oestroidea?
... that <i id="mwsg"><b id="mwsw"><a href="./Mesembrinella_caenozoica" id="mwtA" rel="mw:WikiLink" title="Mesembrinella caenozoica">Mesembrinella caenozoica</a></b></i> is the first unambiguous fossil described in the fly superfamily <a href="./Oestroidea" id="mwtQ" rel="mw:WikiLink" title="Oestroidea">Oestroidea</a>?