<prompt> Ogeessota paleontologist beekamoo shan tarreessi.nan  <response>: 1. Meerii Anning 1799-1847 2. Riichaard Owen 1804-1892 3. Othniel Chaarlis Maarsh 1831-1899 4. Gideon Mantell 1790-1852 5. Edwaard Drinker Koop 1840-1897 . 