SciTechDaily: 500-Million-Year-Old “Dune” Monster Unveiled – Ancient Sea Worm Unknown to Science
> Researchers from the University of Kansas have discovered a previously unknown species of ancient sea worm, named Shaihuludia shurikeni. Another fossil at the same site was reclassified as a species, Burgessochaeta, thought to exist only in Canada, highlighting the diversity of the mid-Cambrian mari