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meat-eating animal that lived during the late Pennsylvanian and Permian Period
These are authentic fossil trilobites found in the Wheeler Shale Formation
to be described and given a proper scientific name
They are small round bumps
was named and shortly described by Jack Horner and David B
Trilobites 3 Species on Slab (Replica) Baryonyx meat-eating animal that lived duringAsaphopsis, Psilocephalina, Yuepingia from the Ordovician. Trilobites are very well known, and possibly the second most famous fossil group after the dinosaurs. There are over 17,000 species of trilobites. The name "trilobite" (meaning "three lobed") is not based on the body sections cephalon, thorax and pygidium, but rather on the three longitudinal lobes: a central axial lobe, and two symmetrical pleural lobes that flank the axis. Trilobites are
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