Here is a relative large and nicly inflatted preserved "Ohio Trilobite" of the species Flexicalymene meeki. | |||
Location: | Mt. Orab, Ohio , USA | ||
Size trilobite: | about 29 mm long & 18 mm wide | ||
Age: | Ordovizian, Richmond Formation, Arnheim Member, (about. 470 mill. y.o.) |