Sarcosaurus
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Sarcosaurus is a genus of basal neotheropod dinosaur, roughly 3.5 metres long. It lived in what is now England and maybe Ireland and Scotland during the Hettangian-Sinemurian stages of the Early Juras
Pelvis and parts of femur and dorsal vertebra
Speculative life restoration of Sarcosaurus
Zuolong salleei
Alioramus Life Restoration
Ceratosauria
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Ceratosaurs are members of the clade Ceratosauria, a group of dinosaurs defined as all theropods sharing a more recent common ancestor with Ceratosaurus than with birds. The oldest known ceratosaur, S
Sarcosaurus
…first to suggest a more basal position was Samuel Paul Welles who placed it in the Coelophysidae. Later analyses resulted in either a position in the Ceratosauria, or in the Coelophysoidea. Ezcurra (2012) found Sarcosaurus to be the most basal ceratosaur in a large unpublished analysis. In 2018, Andrea Cau in the…
An illustration of the skeleton of Ceratosaurus by O.C. Marsh
An early life reconstruction of Ceratosaurus
The holotype of Limusaurus, one of the most well-known ceratosaurs
One of the earliest ceratosaurs, Saltriovenator, in its environment