This piece shows a rich trilobite cluster with Gitarra gitarriformis from the british carboniferous. The biggest trilobite piece is about 13 mm long. | |||
Location: | Slaidburn,River Hodder, Lancashire, UK | ||
Size Matrix: | about 78 x 43 mm | ||
Age: | Lower Carboniferous (Mississipian), Visian , (about. 340 Mill. years.) |