This is a first grade negative of a Deanaspis goldfussi as a inexpensive example of this nice Trilobite species. | |||
Location: | Letna, Barrandian area, Czech Republic | ||
| Size trilobite: | about 18 mm long | ||
| Age: | Middle Ordovician, Llandeilo, Letná Formation (About 464 mill. Years old) | ||