Class Trilobita, Trilobite Order Redlichiida, Family Olenellidae (Resser, 1928)
Geological Time: Lower Cambrian
Size: 31 mm
Fossil Site: Klondike Gap, Pioche Shale Formation, Nevada
This is one of the beautiful trilobites coming from the Pioche Shale in Nevada , which is noted for its Redlichiids. Bristolia bristolensis is exceedingly rare, and closely resembles the far more common Olenellus gilberti from the same locality.
click fossil pictures to enlarge
