A Long-Snouted Predatory Dinosaur from Africa and the Evolution of Spinosaurids Sereno, Paul C. ; Beck, Allison L. ; Dutheil, Didier B. ; Gado, Boubacar ; Larsson, Hans C. E. ; Lyon, Gabrielle H. ; Marcot, Jonathan D. ; Rauhut, Oliver W. M. ; Sadleir, Rudyard W. ; Sidor, Christian A. ; Varricchio, David D. ; Wilson, Gregory P. ; Wilson, Jeffrey A. Abstract Publication: Science Pub Date: November 1998 DOI: 10.1126/science.282.5392.1298 Bibcode: 1998Sci...282.1298S