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Altar with a Greek dedication to the Magna Mater and Attis (CIG 6012b; Kaibel, lSI 1018) and a Latin inscription.
In the lower strata of sand of the Mithraeum, two coins of Commodus and one of his wife, Crispina, two of Diocletianus and one of Galerius, one of Constans and two of Valens were found.
During the excavations of the Dolichenum on the Aventine in 1935, two Mithraic monuments have been discovered and besides statues of Sol, Luna, Venus, Silvanus and Hercules.
Two white marble statues (H. 0.51 and 0.47), found in 1886 "sotto illato setten- trionale del Palatino fra questo colle e la Via S.
Before the niche in the central aisle stands an altar (H. 0.80 Br. 0.60), covered with marble.
Lanciani, Storia Scavi, III, 200 gives another interesting note about a second Mithraeum, discovered in 1869 near the previous sanctuary in Muti's gardens.