The black marl of Black Ven and Stonebarrow, in the Lias of the Dorset Coast.

Lang and Spath 1926

Quarterly journal of the Geological Society of London, 82, 144-187

The Belemnite Marls of Charmouth

Lang and Spath 1928

Quarterly Journal of the Geological Society of London, 84, 179-257, pls. 13-18

A boulder from an unknown bed found on the beach at Eype Mouth.
The boulder consists of nodules inside a hard matrix.
 

A boulder from an unknown bed found on the beach at Eype Mouth.
The boulder surface appears to be covered in burrows.
 

A boulder from an unknown bed found on the beach at Eype Mouth, under Thorncombe Beacon.
The surface shows signs of burrowing, and appears to consist of alternating layers
of grey limestone, and a reddish-brown limestone (or mudstone?).