Iliosuchus

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Iliosuchus
Fossil range: Middle Jurassic
Conservation status
Extinct (fossil)
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Superorder: Dinosauria
Order: Theropoda
Superfamily: ?Tyrannosauroidea
Genus: Iliosuchus
Species: I. incognitus
Binomial name
Iliosuchus incognitus
von Huene, 1932

Iliosuchus (meaning "crocodile hipped") was a European dinosaur of the Bathonian (169.2 - 164.4 mya). It was approximately 1.5 m (5 ft) in length.

The only fossil record is two ilia from Stonesfield Slate, Oxfordshire, England. These small ilia have a super-acetabular ridge on the surface, similar to tyrannosaurids and Piatnitzkysaurus. However such an incomplete skeleton is inadequate for accurate classification, but is tentatively considered a tyrannosaurid ancestor. From these samples, von Huene described the only species, I. incognitus, in 1932. Another species, I. clevelandi, was named in 1974 but has since been moved to Stokesosaurus clevelandi.

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