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Europe’s Longest Sauropod Trackway Unearthed at Oxfordshire Quarry

New imaging reveals how the animals moved across ancient mudflats.

Overview

  • A 220-metre trail at Dewars Farm Quarry was recorded by teams from Oxford University Museum of Natural History and the University of Birmingham.
  • The 2025 dig mapped hundreds of additional prints across four trackways, building on nearly 200 found in 2024 at what scientists call the UK’s largest dinosaur track site.
  • Most impressions are attributed to large sauropods such as Cetiosaurus, with rarer three-toed marks believed to be from Megalosaurus.
  • Drone photogrammetry and 3D modelling yielded estimates of size and gait, with one model indicating a brief pause with weight on one leg and speeds around 4–5 mph.
  • Hot, dry conditions limited excavation this summer; teams sampled sediments, documented the site in detail, reburied prints for protection, and plan further exposure with a formal scientific description to follow.