A team of researchers at Virginia Tech has discovered a 550 million-year-old sea sponge fossil, which can help fill a critical 160 million-year gap in the fossil record. Million of years old sea ...
A new species of fossil sponge dating back hundreds of millions of years has been discovered off the west coast of Ireland. The 315-million-year-old sponge, named Cyathophycus balori, is up to ...