__ | _William of AUBENEY _____| | | | |__ | _William of AUBENEY _| | | | | __ | | | | |_Margaret of UMFREVILLE _| | | | |__ | | |--Isabel of AUBENEY | | __ | | | _________________________| | | | | | |__ | | |_Isabel LNU _________| | | __ | | |_________________________| | |__