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    what is now Germany (Trossingen Formation). The type species, Pterospondylus trielbae, (derived from "Tri", in reference to the Triassic period, and...
    2 KB (207 words) - 20:40, 19 January 2024
  • Thumbnail for Trossingen Formation
    derived sauropodiform, previously attributed to P. plieningeri. Pterospondylus P. trielbae Known from a vertebra Gresslyosaurus G. ingens "Incomplete sacrum...
    14 KB (1,073 words) - 23:51, 16 July 2024