Activity Matthew Downing replied to the topic Need Help Help identifying a tooth in the forum What Is It? 3 months, 1 week ago 3 months, 1 week ago 3 months, 1 week ago My best guess is a badly worn shark tooth Rene Dominguez replied 3 months, 1 week ago Hi mr Downing. i posted more pictures to help your identification i know it’s hard using only pictures. could it be a modern shark or a fossil? thank you for your anwser.