Caracalla. Denarius

Caracalla; 198-217 AD, Rome, 206-7 AD, Denarius, 2.61g. Cf. BM-518, pl. 41.4. Obv: ANTONINVS - PIVS AVG Head laureate r. Rx: VICTORI[A]E above, AVGG in exergue, Victory charging r. in quadriga, holding whip and reins (attributes uncertain). Ex Curtis L. Clay Collection; acquired from J. Kern, c. 2005. Apparently only the second known denarius of this type showing Victory in a quadriga rather than a biga; the first was in Ball VI, 9 Feb. 1932, lot 1885 (from different dies; overlooked in BMC).Flan crack . Fine