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Monumentum

Lost marble fragments of Mithras tauroktonos from Via Boncompagni 101, Rome

Ancient marble fragments walled into the staircase of the house at Via Boncompagni 101 (Boarding-house Cosmopolita), including a lower part of a Mithras bull-killing group and a fragment of a low-relief with the bullkilling; not traced by Vermaseren.

The New Mithraeum

Updated on May 2026

Several ancient fragments, walled in the wall of the flight of steps in the house at the Via Boncompagni 101 (boarding-house Cosmopolita). They should have been discovered during the construction of the house.1) The lower part (Br. about 0.50) of a marble group of Mithras tauroctone with the usual animals. Around the bull's body a band.2) The lower part (Br. about 0.06) of a marble low-relief with the bullkilling.Personal researches have failed to find back these monuments.

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