Tag: Paleobiology Database
Grandeur in Extinctions?
New corollary to an old law: Put Darwinian assumptions in, and you will get Darwinian models out.
Kimberella and Controversial Relationships — A Chronological Synopsis, Continued
One researchers has preferred to classify Kimberella among the Ediacaran “fossil problematica.”
Namacalathus, Alleged Ediacaran “Animal,” Fails to Refute Abrupt Cambrian Explosion
It could be anything, from a coelenterate-grade or sponge-grade organism to even a protist or an alga.