The Lamniformes are an order of sharks commonly known as mackerel sharks. It includes some of the most familiar species of sharks, such as the great white and mako sharks as well as less familiar ones, such as the goblin shark and megamouth shark. The discovery of enormous 115-million-year-old shark fossils in northern Australia reveals that lamniform sharks experimented with enormous body sizes around 15 million years earlier than previously suspected,...
