Rare to find, this is a great example of one of the oldest forms of trilobite in the world. Over half a billion years old, this specimen is always found compressed in the matrix. The cephalon is clear as is the thorax and pygidium.
Dimensions of matrix: 70mm length, 50mm wide. Specimen is 15mm x 12mm
Genus: Estaingia bilobata
Age: Middle Cambrian, 520 million years old
Location: Big Gully, Shoal Bay, Kangaroo Island, South Australia