| Here is a very nice example of a Trinucleoides reusii in a nice 3dimensinal preservation. | |||
Location: | Rokycany Osek, Barrandian area, Czech Republic | ||
| Size Matrix : | about 29 x 25 mm | ||
| Age: | Middle Ordovician, Llandeilo, Šárka Formation (About 464 mill. Years old) | ||