An external mould with a rounded termination at one end, three pairs of lobes on each side and a ragged termination at the other end, suggesting that the organism making the impression extended out of the plane of the bedding. The impressions suggest the thorax and tail of an arthropod.
Size: Specimen 25mm by 20mm on a block 50mm by 40mm
Size: Specimen 25mm by 20mm on a block 50mm by 40mm