Balanus perforatus
... that Balanus perforatus is a barnacle shaped like a volcano?
... that <i id="mwAYw"><b id="mwAY0"><a href="./Balanus_perforatus" id="mwAY4" rel="mw:WikiLink" title="Balanus perforatus">Balanus perforatus</a></b></i> is a <a href="./Barnacle" id="mwAY8" rel="mw:WikiLink" title="Barnacle">barnacle</a> shaped like a volcano?