Here is a rare soft body arthropod of the genus Emeraldella from the Weeks - Formation of Utah. Emeraldella is one of the fossils of the conservat-resting-place of the Weeks - Formation. | |||
Location: | Millard Co., Utah, USA | ||
Size trilobite: | about 23 mm long | ||
Age: | Upper Cambrian, Weeks Fm., (about. 518 Mill. y.o.) |