Best Cambrian
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Elrathia kingi is a common trilobite fossil discovered primarily in the Middle Cambrian Wheeler Shale of Utah. It represents one of the most abundant trilobite species globally. These ptychopariida fossils are notable for their distinctive, deeply furrowed exoskeletons and widespread commercial avai...
Olenoides serratus is an iconic trilobite species dating back to the Cambrian period. Found within the Burgess Shale of British Columbia, it’s notable for remarkably well-preserved anatomical details, specifically its distinctive serrated body and biramous appendages. These structures offer crucial...
British geologist and priest Adam Sedgwick co-founded the modern geological timescale by defining the Cambrian period in 1835 alongside Roderick Murchison.
A large Middle Cambrian trilobite from Wales, one of the earliest trilobite species formally described from the British Isles, notable for its size and elongated genal spines.
Soft-bodied Cambrian arthropod from the Burgess Shale of British Columbia, Canada, lacking a mineralized exoskeleton and representing a stem-group euarthropod.
A large Middle Cambrian trilobite serving as a key global biostratigraphic index fossil, with specimens exceeding 50 cm recorded from Europe and North Africa.
Ritland is a meteorite impact crater in western Norway, notable for its 2.7-kilometer diameter and its formation roughly 470 million years ago during the Ordovician geologic period.
