Agroecomyrmex duisburgi
... that the extinct ant Agroecomyrmex duisburgi was first described in 1868?
... that the extinct ant <b id="mwBWA"><a href="./Agroecomyrmex" id="mwBWE" rel="mw:WikiLink" title="Agroecomyrmex"><i id="mwBWI">Agroecomyrmex duisburgi</i></a></b> <i id="mwBWM">(head pictured)</i> was first described in 1868?