Polycarpa fibrosa
... that the tunicate Polycarpa fibrosa lives buried in sand or gravel with just its siphons protruding?
... that the tunicate <i id="mwAis"><b id="mwAiw"><a href="./Polycarpa_fibrosa" id="mwAi0" rel="mw:WikiLink" title="Polycarpa fibrosa">Polycarpa fibrosa</a></b></i> lives buried in sand or gravel with just its siphons protruding?