Here is a nice specimen of the trilobite Stapeleyella inconstans from the Hope Shales of England. | |||
Location: | Whitsburn Dingle, Shorpshire, UK | ||
Size of Trilobite: | about 20 mm wide | ||
Age: | Ordovician, Darriwilian, Llanvirn Didymograptus artus-Biozone Hope Shale Formation (about 455 Mill. Years) |