Tag: Helminthoidichnites
Ancestor of All Animals in 555-Million-Year-Old Ediacaran Sediments?
Ikaria wariootia is just another problematic Ediacaran fossil that could be anything from inorganic artifact to protozoan to cnidarian and yes, maybe a bilaterian worm.
A Thousand Dickinsonia Specimens Don’t Change the Ediacaran Story
As Stephen Meyer concluded in 2013, they shed no light on the Cambrian explosion.