Here is a large and nice Coosella from Utah. This species is one of the most rare species from the Weeks - Formation. This specimen lost unfortunately about the half pygidium. The missing part got not restored, there are no restauration in any way on this trilobite. | |||
Location: | Millard Co., Utah, USA | ||
Size trilobite: | about 28 mm long | ||
Age: | Upper Cambrian, Weeks Fm., (about. 518 Mill. y.o.) |