_Ermengol I BARCELONA _+
                                                   | (0974 - 1010)         
                           _Ermengol II BARCELONA _|
                          | (.... - 1038) m 1031   |
                          |                        |_Gisela of UNKNOWN ____
                          |                                                
 _Ermengol III BARCELONA _|
| (1032 - 1065) m 1048    |
|                         |                         _______________________
|                         |                        |                       
|                         |_Constança of BESALÚ _|
|                            m 1031                |
|                                                  |_______________________
|                                                                          
|
|--Ermengol IV BARCELONA 
|  (1056 - 1092)
|                                                   _______________________
|                                                  |                       
|                          ________________________|
|                         |                        |
|                         |                        |_______________________
|                         |                                                
|_Adelaide of UNKNOWN ____|
   m 1048                 |
                          |                         _______________________
                          |                        |                       
                          |________________________|
                                                   |
                                                   |_______________________