Here is a rare specimen of the trilobite Mesolenellus svalbardensis from the Lower Cambrian from Svalbard. It is a partial cephalon on the obverse as well as a partial negative of another head shield on the backside. | |||
Location: | Noth side Hornsund, Wedel-Jarlsberg-Land, Svalbard | ||
Size trilobites: | about 26 mm & 28 mm wide | ||
Age: | Lower Cambrian, Olenellus Zone (about. 520 Ma) |