Nero, Rome mint, 3rd issue (later stages), 64 AD.,
Orichalcum Quadrans (14-15 mm / 1.69 g),
Obv.: NERO CLA - V CAE AVG , square, garlanded altar in perspective view cornerwise, on it, facing owl with spread wings, from the r., snake winding up to the l..
Rev.: P M TR [P] - IMP P P / S - C , upright olive-branch (no value mark).
RIC I - (cf. 258-9) ; WCN 346 ; BMC 302 .