Eocene and Oligocene Gliridae (Rodentia, Mammalia) from the Isle of Wight, England. Part 1. The Gliravus priscus - Gliravus fordi lineage. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen Series B Physical Sciences, 82(4) 1979: 367-384. 377 [Zoological Record Volume 116]