Marine Monsters of the Jurassic Seas Were Twice the Size of Killer Whales

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Marine Monsters of the Jurassic Seas Were Twice the Size of Killer Whales
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Paleontologists have discovered evidence that pliosaurs could have reached up to 14.4 meters in length, twice the size of a killer whale, after finding four large vertebrae in an Oxfordshire museum. Over 20 years ago, the BBC’s Walking with Dinosaurs TV documentary series showed a 25-meter-long L

An artist’s impression of the pliosaur. University of Portsmouth paleontologists have discovered evidence suggesting that pliosaurs, closely related to the Liopleurodon, could have reached up to 14.4 meters in length, twice the size of a killer whale. Credit: Megan Jacobs, University of Portsmouth

Digital three-dimensional scan images of pliosaur cervical vertebral centrum. Credit: University of Portsmouth Diagram placing the Abingdon pliosaur in a ‘beauty contest’ with a range of recent aquatic and semi-aquatic vertebrates to show the overall body sizes. Credit: University of Portsmouthmarine reptile could have grown to between 9.8 and 14.4 meters long.

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