Keats-Rohan, K.S.B., Domesday Descendants, A Prosopography of Persons Occurring in English Documents 1066-1166. Vol II: Pipe Rolls to Cartae Baronum. Bury St Edmunds, Suffolk: Boydell Press, 2002. NYPL ARF 03-4178 vol 2. Corrections at http://users.ox.ac.uk/~prosop/domesday-descendants-corrigenda.pdf Information from this source tagged as [Ref: Keats-Rohan DD p[0-9]*].
Sources for birth and parent Information
date:
third son [Ref: Keats-Rohan DD p584],
parents:
[Ref: Keats-Rohan DD p584]
Research Notes:
1166: held two fees de novo of William d'Avranches of Folkestone [Ref:
Keats-Rohan DD p584]