Alberta Palaeo Society<p>Today's fossil is an orthocone (straight-shelled) nautiloid! This particular fossil was found in the Tyndall stone outside of a building in downtown Calgary (the Goodlife fitness on Stephen Avenue). Tyndall stone, from Manitoba, is an Ordovician limestone which frequently contains fossils. It's also widely used as a decorative stone, so next time you're downtown see if you can spot some!</p><p><a href="https://sauropods.win/tags/palaeontology" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>palaeontology</span></a> <a href="https://sauropods.win/tags/paleontology" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>paleontology</span></a> <a href="https://sauropods.win/tags/fossilfriday" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>fossilfriday</span></a> <a href="https://sauropods.win/tags/fossils" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>fossils</span></a> <a href="https://sauropods.win/tags/alberta" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>alberta</span></a> <a href="https://sauropods.win/tags/ab" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ab</span></a> <a href="https://sauropods.win/tags/yyc" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>yyc</span></a></p>