ten-lined urchin
... that the ten-lined urchin was one of several species used in research to determine the feasibility of using non-invasive MRI technology to study the internal anatomy of echinoids?
... that the <b id="mwB7I"><a href="./Eucidaris_metularia" id="mwB7M" rel="mw:WikiLink" title="Eucidaris metularia">ten-lined urchin</a></b> was one of several <a href="./Sea_urchin" id="mwB7Q" rel="mw:WikiLink" title="Sea urchin">species</a> used in research to determine the feasibility of using non-invasive <a href="./Magnetic_resonance_imaging" id="mwB7U" rel="mw:WikiLink" title="Magnetic resonance imaging">MRI</a> technology to study the internal anatomy of echinoids?