Drepanura (Neodrepanura) premesmili Bergeron.
Palm sized slab of limestone with three detached pygidia of one particular species of Trilobite. The Chinese refer to this rock as 'Batstone' due to the obvious resemblance of the pygidia to Bats. It is also known as the Viking helmet trilobite again for the very obvious resemblance. really nice example with nice preservation. Unusual
Lower uppermost Cambrian, Kushanian.
Shantung, China.
Specimen : 9 x 10.5 x 1.5 cm.
