An assemblage of about 18 specimens showing radial ornament of both valves & hinge lines on a block 70 mm square. On the other side of the block are a number of brachiopods, bivalves & bryozoans & two fairly complete cephala of the trilobite Phaecops, with large compound eyes & one almost complete pygidium. From Ohio, USA.
Size: 7mm x 10mm each
Size: 7mm x 10mm each