_Berengar II IVREA _________+ | (0900 - 0966) _Adalbert II IVREA ___| | (0932 - 0971) | | |_Willa of TUSCANY __________+ | (0911 - 0970) _Otto-William IVREA __| | (0955 - 1026) | | | _ LAMBERT __________________ | | | | |_Gerberga OF MâCON __| | | | |_Adelaide-Werra of BOSONID _+ | | |--Reginald I IVREA | (0986 - 1057) | ____________________________ | | | _Renaud of ROUCY _____| | | (0920 - 0967) | | | |____________________________ | | |_Ermentrude DE ROUCY _| (0958 - 1005) | | _Gilbert II REGINAR ________+ | | (0890 - 0939) |_Alberade of REGINAR _| | |____________________________