Promicroceras planicosta Sowerby, Semuridia dorsetensis (Cox) and Plagiophyllum sp.
Base cut free standing slab of a 'woodstone'. from Black Ven, Charmouth. The right-hand side is taken up with a large well preserved piece of fossil driftwood of the conifer, Pagiophyllum. At the top are two beautiful calcitic Ammonites. Along the left hand side are a whole series of broken Bivalves (Semuridia) which have all been washed in behind the log of wood. Really unusual and interesting piece.
Jurassic, Upper Sinemurian, Charmouth Mudstone Formation, Obtusum Zone.
Black Ven, Charmouth, Dorset.
Specimen : 15 x 12 x 4 cm.
