Mithras Tauroctonos, from the Mithraeum of piazza Dante in Rome, 3rd century AD, Centrale Montemartini, Rome. February 2013. By Carole Raddato. From Flickr via Wikimedia Commons.
See also this item from Flickr with the info: "3rd century AD. Synnada marble. Rome, Capitoline Museums, Centrale Montemartini, inv. MC 915. From Rome, Piazza Dante"
White marble statue (H. 0.88 Br. O. 78). Museo Capitolino.
Visconti in BCM 1874, Pl. XXI; Lanciani, Rome, 193; MMM II 202 No. 17
and fig. 27; RRS II 477, 1; Saxl, 46 and fig. 134. See fig. 99.
Mithras, looking upwards, slaying the bull. On the base a creeping serpent; the
other animals are missing. The god's r.h. with the dagger, and his cloak are not
preserved; a part of the bull's tail got lost;