Atikokania (Archaeocyathid), Ediacaran Fauna Spinosaurus Acheroraptor was first described and

Acheroraptor was first described and named by David Evans

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each of which grew out of a separate spinal vertebra (a bone in the back

Its primary diet was carnivorous and secondary was omnivorous possibly classifying this animal as mesocarnivore

Baryonyx Poster - 18" x 24"

Atikokania (Archaeocyathid), Ediacaran Fauna Spinosaurus Acheroraptor was first described andArchaeocyathid possibly the genus Atikokania sp. from the Lower Cambrian of Australia. Bruce Stinchcomb has a figure (3 26) in his book Worlds Oldest Fossils. Archaeocyathids are most likely a form related to an extinct kingdom separate from either our current animal or plant kingdoms. This specimen was acid etched and cast to show top and side views of the structure. The Vendian marks the first appearance of a group of large fossils collectively