Ammosaurus
...that Ammosaurus remains were originally mistaken by Othniel Charles Marsh as those of another dinosaur, Anchisaurus?
...that <b id="mwBfQ"><a class="mw-redirect" href="./Ammosaurus" id="mwBfU" rel="mw:WikiLink" title="Ammosaurus">Ammosaurus</a></b> remains were originally mistaken by <a href="./Othniel_Charles_Marsh" id="mwBfY" rel="mw:WikiLink" title="Othniel Charles Marsh">Othniel Charles Marsh</a> as those of another <a href="./Dinosaur" id="mwBfc" rel="mw:WikiLink" title="Dinosaur">dinosaur</a>, <a href="./Anchisaurus" id="mwBfg" rel="mw:WikiLink" title="Anchisaurus">Anchisaurus</a>?