A new ichthyosaur known as Wahlisaurus has been identified from a museum specimen found in an English quarry more than 60 years ago. This is the first known Early Jurassic ichthyosaur known from England since 1986.
Original paper:
http://www.tandfonline.com/doi/full/10.1080/14772019.2016.1183149
Simplified:
http://www.sci-news.com/paleontology/wahlisaurus-massarae-new-species-dolphin-like-reptile-03947.html