Gigantic marine turtle discovered Paleontologists have found an 80 million-year-old fossil believed to be one of the largest marine turtles ever to have lived SPAIN CATALONIA Barcelona 20km 12 miles Cal Torrades: Fossil found of almost complete pelvis and parts of carapace, dates between 83.6 to 72.1 million years ago 20cm Based on pelvis size, it is likely new turtle could have reached length of up to 3.74 metres This makes Leviathanochelys aenigmatica Europe's largest marine turtle ever discovered and one of the world's largest Artist's impression LARGEST MARINE TURTLES 1. Archelon Extinct. Lived in North America: 4.6 metres 2. Leviathanochelys aenigmatica Extinct: 3.74 metres 3. Leatherback turtle Largest living turtle: 2.13 metres - largest specimen found 5 4 3 2 1 0 Sources: Nature, Institut Català de Paleontologia, Universitat Autònoma de Barcelona Pictures: ICRA_Arts, Nature © GRAPHIC NEWS