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Caetobriga, now Setúbal of Proto-Celtic *Caetobrix, became a Turdetani settlement which passed under Roman rule. In the time of Al-Andalus the city was known as Shaṭūbar.
The remains of the mithraic triptic of Tróia, Lusitania, were part of a bigger composition.
García y Bellido proposed the existence of a mithraeum in a narrow, elongated room where the Troia mithraic relief was found.