Spinosaurus aegyptiacus Stromer, 1915
Dinosauria
Theropoda
Spinosauridae
Spinosaurinae
Late Cretaceous
Bahariya Fm (Cenomanian)
Egypt
A highly publicized 2014 study by Ibrahim and co-workers drastically changed our views on the costar of Jurassic Park II, showing a double humped sail and short hindlimbs indicative of a possible unique quadrupedal stance among theropods. However there is some debate on the relative proportions of the limb.
October 13, 2014
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