Platalearostrum
In Depth Platalearostrum is an extinct genus of dolphin that lived in the waters of what is now the North Sea. The first fossils of Platalearostrum were dredged up by a fishing trawler, and they show us that Platalearostrum probably had a balloon shaped head. Further Reading - A new dolphin (Cetacea, Delphinidae) from the … Read more