Cretaceous Period, 145-66 million years B.P. A mixed group of 14 Onchopristis numidus giant sawfish teeth; held in a white card collector's tray. 0.3-19.9 grams, 6-67 mm long (59 grams total, 90 x 62 mm including tray) (1/3-2 1/2 in. (3 1/2 x 2 1/4 in.)). Tegana formation, Taouz, Kem Kem Basin, Morocco, North Africa. Old German paleontological collection. Onchopristis is a genus of extinct giant sawfish of the family Sclerorhynchidae which lived in North Africa and New Zealand during the Cretaceous: 145 - 66 million years ago. It could reach a length of up to 26.2' (8 m) and had a snout 8.2' (2.5 m) long. [14, No Reserve]