This limestone altar bears an inscription from its donor, Firmidius Severinus, in honour of Mithras after 26 years of service in the Legio VIII Augusta.
Jaime Alvar speculates that the Gran Mitreo de Mérida could have been located in this area, based on a series of materials unearthed by Mélida during the excavations of 1926 and 1927.
These three fragments of carved marble depict Jupiter, Sol, Luna and a naked man wearing a Phrygian cap, with inscriptions calling Mithras Sanctus Dominum.