__________________________
                                                     |                          
                             _Basil VATATZES ________|
                            |                        |
                            |                        |__________________________
                            |                                                   
 _John III Doukas VATATZES _|
| (1192 - 1254)             |
|                           |                         __________________________
|                           |                        |                          
|                           |________________________|
|                                                    |
|                                                    |__________________________
|                                                                               
|
|--Theodore II Doukas LASKARIS 
|  (1222 - 1258)
|                                                     _Nicholas LASKARIS _______
|                                                    |                          
|                            _Theodore I LASKARIS ___|
|                           | (1175 - 1221)          |
|                           |                        |__________________________
|                           |                                                   
|_Irene LASKARIS ___________|
  (1194 - 1240)             |
                            |                         _Alexios III ANGELOS _____+
                            |                        | (1153 - 1211)            
                            |_Anna Komnenos ANGELOS _|
                              (1176 - 1212)          |
                                                     |_Euphrosyne of KAMATEROS _+
                                                       (1155 - 1211)