An internal mould of the dorsal surface of a very fine complete head showing the general shape and the same features as seen in CCH 3.0B, though this is a much better preserved specimen. Part of the tail is also attached showing the brain divided into prosecephalon and rhombencephalon. From Traveusot, Ille et Vilaine, Brittany, France.
Size: 22 mm by 15 mm on a block 40 mm diam
Size: 22 mm by 15 mm on a block 40 mm diam