FEATURED
 
                             
                             
                                 
                                           Jörg Fröbisch,
                                            
                                  
                                           Mark Joseph MacDougall,
                                            
                                  
                                           Michel Laurin,
                                            
                                  
                                           Sean P. Modesto,
                                            
                                  
                                           Robert R. Reisz
                                            
                                  
                                Frontiers Media SA
                                
                             
                           
                        
                       
                       Amniotes comprise all fully terrestrial vertebrates and include extant squamates, turtles, crocodiles, birds and mammals. The origin of amniotes, tightly linked to the amniotic egg as a key...
                       
                   
                  
                    Science
                    Ecology and Evolution
                    Paleontology
                  
                     Keywords:  amniotes,phylogenetics,Anatomy,origin,computed tomography