|SOME NOTES ON MEDIEVAL ENGLISH GENEALOGY|
Volume 3, page 335, as corrected by volume 14:
[NB In volume 14, the title is omitted, so that the correction appears to relate to CLONTARFF]
[The Lordship of Clun in Shropshire belonged, temp. Stephen, to Ellis de Say, whose da. and h., Isabel, brought it to her husband, William FitzAlan, feudal Lord of Oswaldestre (i.e. Oswestry) in that co., who d. about 1210. Their s. and h., William FitzAlan, Lord of Clun and Oswestry, d. s.p., 1216, and was suc. by his br. and h., John FitzAlan, Lord of Clun and Oswestry, who m. Isabel, sister (whose issue became coheirs) of Hugh (d'Aubigny), Earl of Arundel. ...]
Isabel de Say's husband was William FitzAlan (d. 1160). Their son William FitzAlan died in 1210 and was succeeded by his son William, who died at Easter 1215, and whose brother and heir was John, as given above. For more details, see FitzAlan (of Oswestry), vol.5, p.391.