Septimius Severus AD 193-211. Denarius (AR; 18-19mm; 2.25g; 6h) 210. SEVERVS PIVS - AVG BRIT Laureate and bearded head of Septimius Severus to right. Rev. P M TR P XVIII – COS III P P Neptune, naked, except for cloak over left shoulder and right arm, standing front, head left, right foot set on rock, right knee bent, resting right hand on right knee and holding vertical trident in left hand.
BMCRE V p. 362, 26 and pl. 53.16; C. 542; RIC IV, 1 p. 122, 241.