Discovery of bilaterian-type through-guts in cloudinomorphs from the terminal Ediacaran Period

Commonly envisaged as a prelude to the Cambrian Explosion, the terminal interval of the Ediacaran Period ( ~550–5391 million years ago (Ma)) chronicles several monumental events…

this interval possibly displays an even larger step-change in organismal and ecological complexity

the novelties provided by the cloudinomorphs in the terminal Ediacaran signpost an immense ecological leap towards the rapid metazoan diversification that transpired geologically soon after.