Monumentum Tauroctony on altar of Ptuj Remarkable fragmentary sculpture of Mithras slaying the bull on an inscribed altar found in Mithraeum III at Ptuj. Mithras killing the bull on altar. Mithraeum III of PtujPokrajnski Muzej / Ortolf Harl Mithras killing the bull, detail. Mithraeum III of PtujPokrajnski Muzej / Ortolf Harl Inscription on altar. Mithraeum III of PtujPokrajnski Muzej / Ortolf Harl The New Mithraeum12 Nov 2022 The full article is reserved for our members. Log in or create a free account to access the entire site. Fragmented Mithras killing the bull at the usual fashion over altar shaped-based with inscription.