500-million-year-old mollusk identified
Wednesday, May 26, 2010 - 15:10
in Paleontology & Archaeology
A newly identified, 500-million-year-old squid-like creature looked like a cross between a shrimp and a cartoon alien, but it was actually one of the world's oldest and most primitive cephalopods. Squid - Cephalopod - Shrimp - Mollusca - Shellfish