As - Antoninus Pius (TR POT XXIIII COS IIII S C; Genius)
Obverse
Head of Antoninus Pius, laureate, right.
Lettering: ANTONINVS AVG PIVS P P
Reverse
Genius, naked to waist, draped, standing left, sacrificing out of patera over altar, left and holding sceptre, transverse, in left.
Lettering: TR POT XXIIII COS IIII S C
Technical Details
Obverse Lettering
ANTONINVS AVG PIVS P P
Reverse Lettering
TR POT XXIIII COS IIII S C
Comments
Mass varies: 9.26–11.18 g;
Diameter varies: 25–26 mm;
Example of this type:
American Numismatic Society (ANS)
Source:
Online Coins of the Roman Empire (OCRE)