Statements (16)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:genus
                                        
                                         gptkb:prehistoric_lungfish  | 
                            
| gptkbp:class | 
                                    
                                        
                                            gptkb:Sarcopterygii
                                        
                                         | 
                            
| gptkbp:describedBy | 
                                    
                                        
                                            gptkb:Otto_Jaekel
                                        
                                         | 
                            
| gptkbp:describedYear | 
                                    
                                        
                                            
                                            1926
                                        
                                        
                                         | 
                            
| gptkbp:extinct | 
                                    
                                        
                                            
                                            true
                                        
                                        
                                         | 
                            
| gptkbp:family | 
                                    
                                        
                                            gptkb:Ceratodontidae
                                        
                                         | 
                            
| gptkbp:fossilRange | 
                                    
                                        
                                            
                                            Jurassic
                                        
                                        
                                         Triassic  | 
                            
| gptkbp:kingdom | 
                                    
                                        
                                            gptkb:Animalia
                                        
                                         | 
                            
| gptkbp:order | 
                                    
                                        
                                            gptkb:Ceratodontiformes
                                        
                                         | 
                            
| gptkbp:phylum | 
                                    
                                        
                                            gptkb:Chordata
                                        
                                         | 
                            
| gptkbp:typeSpecies | 
                                    
                                        
                                            
                                            Ptychoceratodus serratus
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Ceratodontidae
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            8
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Ptychoceratodus
                                        
                                        
                                         |