| Here is a very detailed trilobite of the species Olenellus terminatus from the Lower Cambrian of California. This trilobite comes with both positive and negative side. | |||
Location: | Emigrant Pass, San Bernardino County, California, USA | ||
| Size Trilobite: | about 28 mm long | ||
| Age: | Lower Cambrian ,Pyramid Shale, Carrara Formation (about. 520 years) | ||