Monumentum Stele of the Arch of San Lazzaro This stele found at the foot of the Aventine bears an inscription of Kastos father and son, and mentions several syndexioi who shared the same temple. The New Mithraeum27 Jan 2022 The full article is reserved for our members. Log in or create a free account to access the entire site. On a marble stele (H. 1.58 Br. 0.20 D. 0.16) Mus. Capitolino. L.H. 0.19-0.22.