Haidomyrmex
... that ants of the extinct genus Haidomyrmex could possibly open their mandibles to almost twice their head size?
... that ants of the extinct genus <i id="mwAlc"><b id="mwAlg"><a href="./Haidomyrmex" id="mwAlk" rel="mw:WikiLink" title="Haidomyrmex">Haidomyrmex</a></b></i> could possibly open their mandibles to almost twice their head size?