This is a Trilobite head of the species Dalmanitina socialis from the Ded Hill site. | |||
Location: | Ded Hill, Beroun, Barrandian area, Czech Republic | ||
Size trilobite: | about 27 mm long | ||
Age: | Middle Ordovician, Llandeilo (Sandbian), Letná Formation (About 464 mill. Years old) |