Campylostoma matutiforme 

Campylostoma matutiforme is a rare crab found along some of the London Clay sites. These sites include Hampton Pier, Herne Bay, Elmley, Tankerton, Aveley Number 2 Pit, Steeple Bay, Maylandsea, Butt Cliff and Sheppey. 

Campylostoma matutiforme has been recorded at the divisions: B1, B2, C, D, E, U and L.