Science, Space and Technology News 2023
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The fossils of a 170-million-year-old ancient marine reptile from the Age of Dinosaurs have been identified as the oldest-known mega-predatory pliosaur. This group of ocean-dwelling reptiles is closely related to the long-necked plesiosaurs. This significant find was reported in the journalThe fossils were found 40 years ago in north-eastern France.
The 1.3 m long lower jaw of Lorrainosaurus with a life-sized reconstruction of its head displayed in the Musée national d’histoire naturelle de Luxembourg. Credit: Model By 10 Tons– some of the world’s largest pliosaurs – were absolutely enormous with body lengths exceeding 10 m. They were ecological equivalents of today’s Killer whales and would have eaten a range of prey including squid-like, large fish, and other marine reptiles.
“The remains were unearthed in 1983 from a road cutting near Metz in Lorraine, north-eastern France. Paleontology enthusiasts from the Association minéralogique et paléontologique d’Hayange et des environs recognized the significance of their discovery and donated the fossils to the Natural History Museum in Luxembourg”, said co-author Ben Thuy, Curator at the Natural History Museum in Luxembourg.
Reference: “The rise of macropredatory pliosaurids near the Early-Middle Jurassic transition” by Sven Sachs, Daniel Madzia, Ben Thuy and Benjamin P. Kear, 16 October 2023,SciTechDaily: Home of the best science and technology news since 1998. Keep up with the latest scitech news via email or social media.
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Ancient sea monster remains reveal oldest mega-predatory pliosaurThe fossils of a 170-million-year-old ancient marine reptile from the Age of Dinosaurs have been identified as the oldest-known mega-predatory pliosaur -- a group of ocean-dwelling reptiles closely related to the famous long-necked plesiosaurs. The findings are rare and add new knowledge to the evolution of plesiosaurs.
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