On this Czech piece are a trilobite head of Deanaspis goldfussi together with a tail of Dalmanitina socialis. So we have here two different trilobite genera on one piece.
|Ded Hill, Beroun, Barrandian area, Czech Republic|
|Size trilobite:||about 13 & 26 mm wide|
|Age:||Middle Ordovician, Llandeilo, Letná Formation (About 464 mill. Years old)|