_Demetrius I Poliorcetes ANTIGONID _+
                                                                      |                                    
                                     _Antigonus II Gonatas ANTIGONID _|
                                    |                                 |
                                    |                                 |_Phlia of ANTIPATRID _______________+
                                    |                                                                      
 _Demetrius II Aetolicus ANTIGONID _|
|                                   |
|                                   |                                  _Seleucus I Nicator SELEUCID _______+
|                                   |                                 |                                    
|                                   |_Phila of SELEUCID ______________|
|                                                                     |
|                                                                     |_Stratonice of ANTIGONID ___________+
|                                                                                                          
|
|--Apama III of ANTIGONID 
|  
|                                                                      _Seleucus I Nicator SELEUCID _______+
|                                                                     |                                    
|                                    _Antiochus I Soter SELEUCID _____|
|                                   |                                 |
|                                   |                                 |_Apama of SOGDIAN __________________
|                                   |                                                                      
|_Stratonice II SELEUCID ___________|
                                    |
                                    |                                  _Demetrius I Poliorcetes ANTIGONID _+
                                    |                                 |                                    
                                    |_Stratonice of ANTIGONID ________|
                                                                      |
                                                                      |_Phlia of ANTIPATRID _______________+