NOTE: I have inserted this generation " Nm Cunha" between Peliao Gutierrez Da Silva and (probable grandson and not son) Fernao Paes Da Cunha because the data as presented otherwise shows a span of >100 years between them, so it is probable that a generation is missing (?)
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, H.R. Moser <Burke Peerage>), O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842, and E. Lodge>) http://geneastar.org.