Anochetus ambiguus
... that the extinct ant Anochetus ambiguus has a spiny petiole?
... that the extinct ant <i id="mwCW8"><b id="mwCXA"><a href="./Anochetus_ambiguus" id="mwCXE" rel="mw:WikiLink" title="Anochetus ambiguus">Anochetus ambiguus</a></b></i> has a spiny <a href="./Petiole_(insect_anatomy)" id="mwCXI" rel="mw:WikiLink" title="Petiole (insect anatomy)">petiole</a>?