Echinocorys scutata is an extinct species of echinoid, fossils of which can be found in many other parts of the world including: Europe, North Africa, central Asia and the USA. These particular specimens come from Kent in the UK and were found in the upper Chalk formation of the area dating back to the Cretaceous period. Making the samples between 100 to 65 million years old. They vary slightly in shape in size, with some samples being slightly shallower than others and so on. However, overall, they are of fairly good quality. We offer two grades, 'A' and 'B'. With A grade being suitable for the more serious fossil collectors and B grade being suitable for educational with a more economical price but may show signed of damage, such as chips and cracks. Either way, the specimens measure roughly 5 to 6 cm in diameter and come supplied in a card tray with a label.