Verch_Cawdr  Mereddon  
Of_Gwynedd  Idwal-Foel 0883 
 
 
 
 
 
 
 
Ap_Cawdr-Wenwyn  Mme
|
Ap_Idnerth  Mme
|
|
Ap_Cawdr-Wenwyn  Cawdr
Ap_Iorwerth-Hirf  Mme
| |
Ap_Idnerth  Cadwr-Wenwyn
|
Verch_Brychan  Arianwen
Ap_Iorwerth-Hirf  Idnerth
Ap_Tegonwy  Iorwerth-Hirflawdd