On this pice is a nice trilobite double of the species Olenellus terminatus from California. Beside the larger positive is also a deteild negative of this trilobite species. The negative does show the hypostome in situ. Both Olenellus terminatus are showing virtually every spine in full length.
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Location: | Nopah Range, California, USA | ||
Size Trilobites including spines: | about 12 & 15 mm long | ||
Age: | Lower Cambrian ,Pyramid Shale, Carrara Formation (about. 520 years) |