Dinosaur: Polacanthus foxii
Cretaceous: 125.8–121.4 Ma
![](/dinosaurdatabase/wp-content/uploads/dinos/Ankylosaurus.jpg)
Length*: | 4.85 m | 15.9 ft |
Weight*: | 1000 kg | 2,205 lb |
*The largest known specimen
Period
Epoch: Early Cretaceous
Stage: Barremian
Years: 125.8–121.4 Ma
Details
Status: valid
Author: Owen
Year: 1865
Distribution
Area: Europe
Country: United Kingdom
Region: England
Formation: Wessex
Sources
Material: Partial skeleton (5 dorsal vertebrae, 5 dorsosacral vertebrae, 3 sacral vertebrae, caudosacral vertebra, 22 caudal vertebrae, dorsal ribs, ilia, pubes, ischia, femora, left tibia, distal end of left fibula, astragalus, two metatarsals, one ungual).
phalanx, and osteoderms.
References: Raven et al. (2020). Osteology and Taxonomy of British Wealden Supergroup (Berriasian–Aptian) Ankylosaurs (Ornithischia, Ankylosauria).
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