Full name:Spinosaurus aegiptiacus Spinosaurus("spiny lizard") had a series of large neural spines up to 1.8 m long coming out of its back vertebrae.It was 15-18m long,weighed 4 tons or more.Spinosaurus lived during the middle Cretaceous period, about 95 million years ago in the tropics near sea level.Fossils have been found in Egypt and Morocco, Africa.Spinosaurus was a carnivore (a meat eater) with huge teeth and powerful crocodile like jaws. It ate large fish and dinosaurs.