WesternEuropetribalcustomshavebeenreplacedbyfeudalrules,
thereisavisibleuncertaintyaboutsuchoftheserulesas
affectsuccession。Glanville,writingofEnglishmilitarytenures
inthelaterpartofthereignofHenrytheSecond,observes:
’Whenanyonedies,leavingayoungersonandagrandson,the