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Showing 1–2 of 2 results
Advanced filters: Author: Randall B. Irmis Clear advanced filters
  • A new genus and species is described from fragmentary remains of a reptile from the mid–Triassic of Tanzania. The finding clarifies the relationships among the silesaurs. It is among the earliest known ornithodirans (dinosaurs plus pterosaurs), and demonstrates that silesaurs were not two-legged carnivores, as expected, but larger and more herbivorous. Furthermore, the find shows that we still know very little about the earliest stages of dinosaur and pterosaur evolution.

    • Sterling J. Nesbitt
    • Christian A. Sidor
    • Linda A. Tsuji
    Research
    Nature
    Volume: 464, P: 95-98
  • Lagerpetids, bipedal archosaurs that are thought to be related to dinosaurs, are instead a sister group to pterosaurs, and although they have no obvious flight adaptations they share numerous synapomorphies with pterosaurs across the entire skeleton.

    • Martín D. Ezcurra
    • Sterling J. Nesbitt
    • Max C. Langer
    Research
    Nature
    Volume: 588, P: 445-449