This giant arthropod was the biggest creature of its time
Some 480 million years ago the seven-foot-long Aegirocassis benmoulae swam in a shallow sea covering what is today the Sahara ...
Tag: ordovician
Ancient Fossilized Sea Creatures Yield Oldest Biomolecules Isolated Directly from a Fossil
Paleontologists have long believed that complex organic molecules couldn't survive fossilization; but to contradict this long standing belief, some 350-million-year-old ...