DetailsSingular Caturus sp tooth which are approximately 153 million years old and were collected within the Cymodoce Zone of the Kimmeridge Clay Formation, Weymouth, Dorset. Caturus fish were similar to the modern salmon; they were streamlined fast swimming predators. They had powerful jaws lined with needle like teeth, as evidenced by our examples. These particular teeth range in size between 2 and 4 mm. Supplied in a small plastic bag with an information label.