Leurospondylus ultimus
... that Leurospondylus ultimus was so named as it was originally thought to be the last occurrence of a plesiosaur?
... that <i id="mwF04"><b id="mwF08"><a href="./Leurospondylus" id="mwF1A" rel="mw:WikiLink" title="Leurospondylus">Leurospondylus ultimus</a></b></i> was so named as it was originally thought to be the last occurrence of a <a href="./Plesiosaur" id="mwF1E" rel="mw:WikiLink" title="Plesiosaur">plesiosaur</a>?