None of the Cambrian animal phyla is represented in the Ediacaran fossil record.
The fossil record speaks clearly and cries out loud: the history of life on Earth is a history of saltations.
But what about tracks of the moving animal? There are indeed some fossils from the White Sea.
A former teacher of mine was the late Adolf Seilacher, who was a leading authority on trace fossils and who for obvious reasons preferred to be called “Dolf.”
In the quite checkered history of the detailed reconstruction of Kimberella, we can distinguish four distinct successive phases.