Pedzisa mutsara unotevera:
vakakomba Bari muna 1068-71, Argyritzos akatungamirira boka raifarira kutsvaka mashoko. Musi wa 18 Chikunguru 1070, mutungamiri weboka rakapesana, Bisantius Guirdeliku, akaurayiwa kuburikidza ne "kutengesa" kwaArgyritzos, maererano ne "Annales Barenses" uye "Annales Lupi Protospatharii". Kunyange zvakadaro, guta racho rakaramba riripo kwemamwe mwedzi mipfumbamwe. Argyritzos inoratidzika kuva yakagara nhaka nzvimbo inotungamirira ichitevera kuzvipira kwayo pamashoko akanaka kumutungamiri weNorman Robert Guiscard.