Plato, but also the influence of Orphism and of Oriental philosophy. The platonic forms are no longer self-subsistent entities but are the elements which constitute the content of spiritual activity. The non-material universe is regarded as the sphere of mind or spirit. The Porta Maggiore Basilica, where Neopythagoreans held their meetings in the 1st century, is believed to have been constructed by the Statilia gens. It was discovered in 1915 near Porta Maggiore on Via Praenestina in Rome. See also Allegorical interpretations of Plato School of the Sextii Notes Bibliography Charles H. Kahn, Pythagoras and the Pythagoreans: A Brief History, Indianapolis: Hackett 2001