This is a trilobite plate with several specimens of the species Ogyginus corndensis. It is a beautiful split fossil with a positive and a negative side as well. The largest Ogyginus on this piece is about 18 mm long. | |||
Location: | Gilwern Hill, Builth Wells, Powys, Wales | ||
Size Matrix: | about 114 x 80 & 94 x 78 mm | ||
Age: | Ordovizian, Llanvirn (Darriwilian) (About . 470 Mill. Years) |