You might find a new posting on this site with Killey in the title may help you to contact any Killeys who have traced their line back to the 16th century. You might also try posting to http://genforum.genealogy.com/killey/ and http://boards.ancestry.com/mbexec?htx=board&r=rw&p=surnames.killey
- you never know someone may be able to add to your family rumours!