|  
                 Macrurosaurus 
                  "Big-Tailed 
                  Lizard" 
                  
                
                   
                    |  
                       Length 
                     | 
                     
                       Time, 
                        Million Years Ago 
                     | 
                     
                       Place 
                     | 
                   
                   
                    |  
                        
                        ?12m 
                     | 
                     
                       131 
                        - 99 
                     | 
                     
                       England 
                     | 
                   
                 
                 
                
                   
                    |  
                       First 
                        Discovered 
                     | 
                     
                       Discoverer 
                     | 
                     
                       Family 
                     | 
                   
                   
                    |  
                       1896 
                     | 
                     
                       Seeley 
                     | 
                     
                       Titanosauria 
                     | 
                   
                 
                Type 
                  Species Information 
                  After 
                  which the Genus is named 
                   
                Macrurosaurus semnus 
                  Remains: 
                  Tail vertebrae, elements 
                © 
                  2002 Gavin Rymill 
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