Eukaryotes originated later than thought in evolution. | Max-Planck-Gesellschaft https://www.mpg.de/9256248/eukaryotes-evolution?c=11970220
Eukaryotes originated later than assumed in the course of evolution, as C. Hallmann from the Max Planck Institute for Biogeochemistry and others have discovered.
preserved as steranes in old sediments, in other words