_Lagus of EORDAEA _____
                                                              |                       
                                    _Ptolemy I Soter PTOLEMY _|
                                   |                          |
                                   |                          |_Arsinoe of ARGEAD ____+
                                   |                                                  
 _Ptolemy II Philadelphus PTOLEMY _|
|                                  |
|                                  |                           _Magas of MACEDON _____
|                                  |                          |                       
|                                  |_Berenice I of MACEDON ___|
|                                                             |
|                                                             |_Antigone of PTOLEMY __+
|                                                                                     
|
|--Berenice Syra of PTOMELY 
|  
|                                                              _______________________
|                                                             |                       
|                                   _Lysimachus LYSIMACHID ___|
|                                  |                          |
|                                  |                          |_______________________
|                                  |                                                  
|_Arsinoe I of LYSIMACHID _________|
                                   |
                                   |                           _Antipater ANTIPATRID _+
                                   |                          |                       
                                   |_Nicaea of ANTIPATRID ____|
                                                              |
                                                              |_______________________