Egertonodus basanus Egerton 1845.
Breakwater fin spine from an early port Jackson Shark. Nice preservation. Lying in amongst a mass of oyster shells. The matrix is extremely heavy (2.4 kilos). N.B UK. POSTAGE ONLY ON THIS SPECIMEN.
Cretaceous, Wealden Series., Vectis Formation.
Yaverland beach, Sandown, Isle of Wight.
Spine : 5.7 cm long.