30525 - Top Rare 1.44 Inch Olenellus chiefensis Lower Cambrian Trilobite - Nevada USA Associations Nigeria (2)
Yard notes & kiln story
Description
Nigeria (2)
Emu Bay Shale
K/T Boundary Latest Cretaceous Stevensklint Denmark Dinosaur Extinction Stratigraphical Level
with plagioclase phenocrysts transformed to albite and sericite (Fig
transition zone/lower shoreface (2)
30525 - Top Rare 1.44 Inch Olenellus chiefensis Lower Cambrian Trilobite - Nevada USA Associations Nigeria (2)Olenellus chiefensis Palmer, 1998 Lower Cambrian Pioche Formation Nevada, U. S. A.