Tag: Middle Cambrian
Fossil Friday: Kinorhyncha, Yet Another Animal Body Plan from the Cambrian Explosion
The earliest kinorhynchs were more complex than modern ones. So much for the evolutionary narrative from simple to complex.
In Resolving Darwin’s Doubt, These Cambrian Fossils Are No Help
This is hierarchical organization, none of which is seen in the Precambrian layers beneath.
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.