<i>Ancyloceras matheronianum</i> fossil on display at <a href="https://en.wikipedia.org/wiki/Gallery_of_Paleontology_and_Comparative_Anatomy" class="extiw" title="en:Gallery of Paleontology and Comparative Anatomy">Gallery of Paleontology and Comparative Anatomy</a> of the French National Museum of Natural History in Paris, France.
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<span class="int-own-work" lang="en">Own work</span>