A recording of a ppresentation to the South Wales Geologists Association A review of some of the best fossil preservation sites in the world (Lagerstatten) by John Nudds Co-Author of the book on this subject Evolution of Fossil Ecosystems and Fossil Ecosystems of North America
Geologists' Association – South Wales Group
Cymdeithas y Daearegwyr – Grŵp De Cymru
