Leptopentacta elongata
... that the sea cucumber Leptopentacta elongata has a U-shaped or S-shaped body and occupies a burrow in the seabed?
... that the sea cucumber <i id="mwAoY"><b id="mwAoc"><a class="mw-redirect" href="./Leptopentacta_elongata" id="mwAog" rel="mw:WikiLink" title="Leptopentacta elongata">Leptopentacta elongata</a></b></i> has a U-shaped or S-shaped body and occupies a burrow in the seabed?