Quinarius Aureus - Marcus Aurelius (TR P XXI COS IIII; Mars)
Obverse
Head of Marcus Aurelius, laureate, right.
Lettering: M ANTONINVS AVG
Reverse
Mars, walking right, carrying spear in right hand and trophy in left hand.
Lettering: TR P XXI COS IIII
Technical Details
Obverse Lettering
M ANTONINVS AVG
Reverse Lettering
TR P XXI COS IIII
Comments
Example of this type:
Trustees of the British Museum
Source:
Online Coins of the Roman Empire (OCRE)