

See Peter Bartrum, https://cadair.aber.ac.uk/dspace/bitstream/handle/2160/6516/TABLES%... (May 31, 2018; Anne Brannen, curator)
See Darrell Wolcott, the Pedigree of Cynddelw Gam, for the untangling of these lines: http://www.ancientwalesstudies.org/id94.html (March 2, 2016; Anne Brannen, curator).
Please see Darrell Wolcott: Owain ap Cadwgan and Nest ferch Rhys-an Historic Fiction?; http://www.ancientwalesstudies.org/id160.html. (Steven Ferry, August 14, 2020)
Please see Darrell Wolcott: The Clan of Tudor Trevor; http://www.ancientwalesstudies.org/id55.html. (Steven Ferry, May 5, 2022.)
1065 |
1065
|
||
1085 |
1085
|
||
1090 |
1090
|
Whittington Castle, Whittington, Shropshire, England
|
|
???? |