Cretaceous Period, Aptian Stage, 125-113 million years BP. A pair of Carcharodontosaurus saharicus, African T-rex, teeth. 6 grams total, 20-26mm (3/4 - 1"). From an old Lincolnshire collection 1980s; from the Tegana formation of the Sahara Desert, Morocco, North Africa. The Carcharodontosaurus saharicus was one of the largest predators (larger than its distant North American T-rex cousin) of all time and is also related to Allosaurus and the South American Giganotosaurus. [2, No Reserve]