Pourtalesia miranda
... that the sea urchin Pourtalesia miranda and the Venus flytrap sea anemone dominate the seabed community at a depth of 2,000 m (6,600 ft) off the coast of West Africa?
... that the sea urchin <i id="mwkA"><b id="mwkQ"><a href="./Pourtalesia_miranda" id="mwkg" rel="mw:WikiLink" title="Pourtalesia miranda">Pourtalesia miranda</a></b></i> and the <a href="./Venus_flytrap_sea_anemone" id="mwkw" rel="mw:WikiLink" title="Venus flytrap sea anemone">Venus flytrap sea anemone</a> dominate the seabed community at a depth of <span about="#mwt21" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"2000"},"2":{"wt":"m"},"3":{"wt":"ft"},"4":{"wt":"-2"},"abbr":{"wt":"on"}},"i":0}}]}' id="mwlA" typeof="mw:Transclusion">2,000</span><span about="#mwt21" typeof="mw:Entity"> </span><span about="#mwt21">m (6,600</span><span about="#mwt21" typeof="mw:Entity"> </span><span about="#mwt21">ft)</span> off the coast of West Africa?