Chinese fossil found in 1986 confirmed as new dinosaur species

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</span><a href="/history/palaeontology/">Palaeontology</a></p></nav> <section class="article-container cols-4 md-cols-1 cols-gap-1 padding-bottom-4"> <article class="col col-span-3 post-316571 post type-post status-publish format-standard has-post-thumbnail hentry category-palaeontology category-animals category-evolution category-history category-nature category-news tag-ankylosaur tag-china tag-dinosaur tag-fossil tag-palaeontology"> <header class="rows rows-gap"> <h1 class="entry-title row">Chinese fossil found in 1986 confirmed as new dinosaur species</h1> <div class="row primary-image has-featured-image " data-featured-image="image_13414e-Huaxiazhoulong-shouwen.jpg"> </div> </header> <div class="entry-content cols-6 md-cols-1 cols-gap-1 margin-top-1"> <div class="content-left-sidebar cols-1 col"> <section class="contributors md-cols-1 rows-gap"> <div class="row post-date"> <span class="published-date">November 21, 2024</span> </div> <a href="https://cosmosmagazine.com/contributor/evrim-yazgin/" class="author row md-hide"> <img src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA0MDAgNDAwIiB3aWR0aD0iNDAwIiBoZWlnaHQ9IjQwMCIgZGF0YS11PSIlMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjIlMkYwOCUyRlRoZS1TY2llbmNlLUV4Y2hhbmdlLTI0LmpwZyIgZGF0YS13PSI0MDAiIGRhdGEtaD0iNDAwIiBkYXRhLWJpcD0iIj48L3N2Zz4=" data-spai="1" alt="Evrim Yazgin" width="200" /><noscript data-spai="1"><img src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2022/08/The-Science-Exchange-24.jpg" data-spai-egr="1" alt="Evrim Yazgin" width="200" /></noscript> <div class="bio"> <h3>Evrim Yazgin</h3> <p>Cosmos science journalist</p> </div> </a> <div id="author-name" class="hide"> <a href="https://cosmosmagazine.com/contributor/evrim-yazgin/" class="bio"> By Evrim Yazgin </a> </div> <div class="favourite__wrapper row cols"> <button class="showDialog simplefavorite-button" aria-label="Favourite button"> </button> </div> </section> </div> <div class="primary-content cols-1 col-span-5 col"> <div class="flexible-content "> <div class="copy"> <figure class="wp-block-image size-full"><img decoding="async" fetchpriority="high" width="1200" height="676" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxMjAwIDY3NiIgd2lkdGg9IjEyMDAiIGhlaWdodD0iNjc2IiBkYXRhLXU9IiUyRndwLWNvbnRlbnQlMkZ1cGxvYWRzJTJGMjAyNCUyRjExJTJGaW1hZ2VfMTM0MTRlLUh1YXhpYXpob3Vsb25nLXNob3V3ZW4uanBnIiBkYXRhLXc9IjEyMDAiIGRhdGEtaD0iNjc2IiBkYXRhLWJpcD0iIj48L3N2Zz4=" data-spai="1" alt="Illustration of two ankylosaurid dinosaurs on river delta" class="wp-image-316570" title="chinese fossil found in 1986 confirmed as new dinosaur species 1"><noscript data-spai="1"><img decoding="async" fetchpriority="high" width="1200" height="676" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/image_13414e-Huaxiazhoulong-shouwen.jpg" data-spai-egr="1" alt="Illustration of two ankylosaurid dinosaurs on river delta" class="wp-image-316570" srcset="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/image_13414e-Huaxiazhoulong-shouwen.jpg 1200w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/image_13414e-Huaxiazhoulong-shouwen-600x338.jpg 600w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/image_13414e-Huaxiazhoulong-shouwen-768x433.jpg 768w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/image_13414e-Huaxiazhoulong-shouwen-300x169.jpg 300w" sizes="(max-width: 1200px) 100vw, 1200px" title="chinese fossil found in 1986 confirmed as new dinosaur species 1"></noscript><figcaption class="wp-element-caption">Artistic reconstruction of Huaxiazhoulong shouwen. Credit: Ye Jianhao.</figcaption></figure> <p>Palaeontologists have identified a new species of dinosaur from a Chinese fossil which was dug up in 1986.</p> <p><em>Huaxiazhoulong shouwen</em> is a member of the <a href="https://cosmosmagazine.com/history/inside-the-head-of-an-ankylosaur/">ankylosaurid group</a>, which most famously includes <em>Ankylosaurus</em>. These “walking tanks” had rows of fused bones protruding out of their skins, thought to make them virtually impenetrable.</p> <figure class="wp-block-image size-full"><img decoding="async" width="1061" height="707" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxMDYxIDcwNyIgd2lkdGg9IjEwNjEiIGhlaWdodD0iNzA3IiBkYXRhLXU9IiUyRndwLWNvbnRlbnQlMkZ1cGxvYWRzJTJGMjAyNCUyRjExJTJGYW5reWxvc2F1cmlkLWRpbm9zYXVyLTEuanBnIiBkYXRhLXc9IjEwNjEiIGRhdGEtaD0iNzA3IiBkYXRhLWJpcD0iIj48L3N2Zz4=" data-spai="1" alt="Tail club fossil ankylosaurid dinosaur" class="wp-image-316569" title="chinese fossil found in 1986 confirmed as new dinosaur species 2"><noscript data-spai="1"><img decoding="async" width="1061" height="707" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-1.jpg" data-spai-egr="1" alt="Tail club fossil ankylosaurid dinosaur" class="wp-image-316569" srcset="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-1.jpg 1061w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-1-600x400.jpg 600w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-1-768x512.jpg 768w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-1-300x200.jpg 300w" sizes="(max-width: 1061px) 100vw, 1061px" title="chinese fossil found in 1986 confirmed as new dinosaur species 2"></noscript><figcaption class="wp-element-caption">Tail club of Huaxiazhoulong shouwen. Credit: Historical Biology (2024). DOI: 10.1080/08912963.2024.2417208</figcaption></figure> <p>Some species, including <em>Huaxiazhoulong </em>had <a href="https://cosmosmagazine.com/history/palaeontology/a-twist-in-the-armoured-tail-tale/">massive clubs</a> on the ends of their tails which were likely used to injure would-be attackers.</p> <p>The recently identified fossil specimen was a fully grown adult. At about 6m long and about 1.5m tall, <em>Huaxiazhoulong </em>is one of the largest ankylosaurs. It lived during the late Cretaceous, 84–72 million years ago.</p> <div class="in-content-area related-box-wrapper content-third content-right margin-bottom-1"> <div class="gradient-title">Read More</div> <ul class="related-box article-listing"> <li class="cols"> <div class="article article-post"> <a href="https://cosmosmagazine.com/history/palaeontology/a-twist-in-the-armoured-tail-tale/" class="thumbnail ar-16-9" aria-label="Article link"> <span data-spai-bg-on="1" class="image" style="background-image: url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxNDQwIDkxNyIgd2lkdGg9IjE0NDAiIGhlaWdodD0iOTE3IiBkYXRhLXU9Imh0dHBzJTNBJTJGJTJGY29zbW9zbWFnYXppbmUuY29tJTJGd3AtY29udGVudCUyRnVwbG9hZHMlMkYyMDIwJTJGMDIlMkYxODAxMTlfdGFpbF93ZWFwb25fMS0xNDQweDkxNy5qcGciIGRhdGEtdz0iMTQ0MCIgZGF0YS1oPSI5MTciIGRhdGEtYmlwPSIiPjwvc3ZnPg==)"></span> </a> <div class="article-content has-very-light-grey-background-color"> <a href="/history/palaeontology/"> <span class="category history-color"> Palaeontology </span> </a> <a href="https://cosmosmagazine.com/history/palaeontology/a-twist-in-the-armoured-tail-tale/"> <h3>A twist in the armoured tail tale</h3> </a> </div> </div> </li> </ul> </div> <p>Among the bones are the animal’s vertebrae, tail and legs. The head of the creature has not been found. The fossils were uncovered at the Tangbian Formation in southeast China’s Jiangxi Province nearly 40 years ago. The bones have been housed in Jiangxi Provincial Museum.</p> <a href="https://link.cosmosmagazine.com/OP59" class="newsletter-cta" data-device="mobile"> <img decoding="async" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAzMDAgMjUwIiB3aWR0aD0iMzAwIiBoZWlnaHQ9IjI1MCIgZGF0YS11PSIlMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjQlMkYwMyUyRldlZWtseS1DYXRjaHVwLTMwMHgyNTAtMS5wbmciIGRhdGEtdz0iMzAwIiBkYXRhLWg9IjI1MCIgZGF0YS1iaXA9IiI+PC9zdmc+" data-spai="1" alt="Newsletter" title="chinese fossil found in 1986 confirmed as new dinosaur species 3"><noscript data-spai="1"><img decoding="async" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/03/Weekly-Catchup-300x250-1.png" data-spai-egr="1" alt="Newsletter" title="chinese fossil found in 1986 confirmed as new dinosaur species 3"></noscript> </a> <p>The new analysis is <a href="https://www.tandfonline.com/doi/full/10.1080/08912963.2024.2417208?scroll=top&needAccess=true#abstract" target="_blank" rel="noopener">published</a> in the journal <em>Historical Biology</em>.</p> <div class="advert ad-in-content ad-mobile auh-250"><div id="adn-00000000001fc2ca-i0p0" style="display: none"></div></div> <p>Ankylosaurs are known only from the northern hemisphere – North America, Europe and Asia. <em>Huaxiazhoulong</em> is the second to be found in Jiangxi Province and represents an early member of the Asian family of ankylosaurids.</p> <figure class="wp-block-image size-full"><img decoding="async" width="1000" height="232" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxMDAwIDIzMiIgd2lkdGg9IjEwMDAiIGhlaWdodD0iMjMyIiBkYXRhLXU9IiUyRndwLWNvbnRlbnQlMkZ1cGxvYWRzJTJGMjAyNCUyRjExJTJGYW5reWxvc2F1cmlkLWRpbm9zYXVyLmpwZyIgZGF0YS13PSIxMDAwIiBkYXRhLWg9IjIzMiIgZGF0YS1iaXA9IiI+PC9zdmc+" data-spai="1" alt="Skeleton of ankylosaurid dinosaur" class="wp-image-316568" title="chinese fossil found in 1986 confirmed as new dinosaur species 4"><noscript data-spai="1"><img decoding="async" width="1000" height="232" src="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur.jpg" data-spai-egr="1" alt="Skeleton of ankylosaurid dinosaur" class="wp-image-316568" srcset="https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur.jpg 1000w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-600x139.jpg 600w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-768x178.jpg 768w, https://cdn.shortpixel.ai/spai/q_lossy+ret_img+to_auto/cosmosmagazine.com/wp-content/uploads/2024/11/ankylosaurid-dinosaur-300x70.jpg 300w" sizes="(max-width: 1000px) 100vw, 1000px" title="chinese fossil found in 1986 confirmed as new dinosaur species 4"></noscript><figcaption class="wp-element-caption">Schematic skeletal of Huaxiazhoulong shouwen. Credit: Historical Biology (2024). DOI: 10.1080/08912963.2024.2417208</figcaption></figure> <p>“The finding of <em>Huaxiazhoulong shouwen</em> adds diversity to the Late Cretaceous of China, and helps elucidate the evolution of ankylosaurid dinosaurs in East Asia,” the authors write.</p> <div style><a href="https://link.cosmosmagazine.com/Q0f2"><p align="center"><img decoding="async" class="aligncenter size-full wp-image-198773" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA4MzcgMjU5IiB3aWR0aD0iODM3IiBoZWlnaHQ9IjI1OSIgZGF0YS11PSJodHRwcyUzQSUyRiUyRmNvc21vc21hZ2F6aW5lLmNvbSUyRndwLWNvbnRlbnQlMkZ1cGxvYWRzJTJGMjAyNCUyRjA5JTJGVHJhdmVsLXdpdGgtc2NpZW50aXN0cy1lbWJlZF83Mjh4MjI1LXYxLmpwZyIgZGF0YS13PSI4MzciIGRhdGEtaD0iMjU5IiBkYXRhLWJpcD0iIj48L3N2Zz4=" data-spai="1" alt="Buy the cosmos emag now" width="600" height="154" title="chinese fossil found in 1986 confirmed as new dinosaur species 5"><noscript data-spai="1"><img decoding="async" class="aligncenter size-full 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Chinese fossil found in 1986 confirmed as new dinosaur species