_Mithridates I MITHRIDATE ___+
                                                            |                             
                              _Ariobarzanes MITHRIDATE _____|
                             |                              |
                             |                              |_____________________________
                             |                                                            
 _Mithridates II MITHRIDATE _|
|                            |
|                            |                               _____________________________
|                            |                              |                             
|                            |______________________________|
|                                                           |
|                                                           |_____________________________
|                                                                                         
|
|--Mithridates III MITHRIDATE 
|  
|                                                            _Antiochus I Soter SELEUCID _+
|                                                           |                             
|                             _Antiochus II Theos SELEUCID _|
|                            |                              |
|                            |                              |_Stratonice of ANTIGONID ____+
|                            |                                                            
|_Laodice of SELEUCID _______|
                             |
                             |                               _Achaeus SELEUCID ___________+
                             |                              |                             
                             |_Laodice I of SELEUCID _______|
                                                            |
                                                            |_____________________________