The pallium is also conferred upon the Latin Rite Patriarch of Jerusalem. Only the Papal pallium was to take this distinctive form. The metropolitan receives a pallium from the pope as a symbol of his office. Dunstan went to Rome in 960, and received the pallium from Pope John XII. In 1151, David again requested a pallium for the Archbishop of St Andrews. The embryonic telencephalon is subdivided into dorsal pallium and ventral subpallium. The medial pallium forms the precursor of the hippocampus. I's decision in regards to the granting of the pallium to Bishop Hygeberht of Lichfield. Romans would later wear the Greek-styled cloak, the "pallium". The old lateral pallium encompassed the modern lateral and ventral parts of the pallium. Such inconvenient features of the later toga are confirmed by Tertullian, who preferred the "pallium". The metropolitan's insignia is the pallium. The evolution of the dorsal pallium is not fully understood yet. The word comes from the Latin "pallium" (cloak), through Old English. The monarch was then girded with sword and vested with "armillas", "pallium", and ring.