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| Thecodontosaurus antiquus Meaning: Antique socket tooth lizard Mass: 40 - 70 kg Length: 1 - 2.6 m Lived: In England and Wales in the late Triassic (Norian to Raethian - between 220 and 205 million years ago. Other species from this genus: T. caducus T. minor Place in the cladogram: Saurpodomorpha |