Study shows ancient worm made 505-million-year-old 'seaweed'
Rocky Mountain Outlook,
In a case of mistaken identity, a 505-million-year-old fossil from the Burgess Shale was identified as an ancient seaweed in…
In a case of mistaken identity, a 505-million-year-old fossil from the Burgess Shale was identified as an ancient seaweed in…
The fossilised remnants of tube-like "dwellings" which housed a primitive type of prehistoric sea worm on the ocean floor have…
News Hour: A new study into an ancient sea worm called Oesia offers clues about a common ancestor which they shared with…
© Jean-Bernard Caron An Oesia fossil shows that it has an acorn-shaped structure near the top and a bright bulbous structure at…