Petrini, Memorie Prenestine, pp. 180-181. The walls were built in muro merlato. It is not certain where the Murozzo and Truglio were. Petrini guesses at their site on grounds of derivation.
Petrini, Memorie Prenestine, p. 248.
Also called Porta S. Giacomo, or dell'Ospedale.