| This is a nice specimen of a trilobite of the species Olenellus clarki from the Latham Shale of California. This trilobite is about 29 mm wide. | |||
Location: | Marble Mountains, San Bernardino County, California, USA | ||
| Size Matrix: | about 80 x 53 mm | ||
| Age: | Lower Cambrian, Latham Shale Formation (about. 520 years) | ||