Maxentius AE Follis, Ostia, 25 mm. 7.62 g. AD 309.

IMP C MAXENTIVS PF AVG, laureate head right.
AETERNITAS AVG N, the Dioscuri Castor and Pollux, each with a 
star above the cap, naked but for chlamys hanging from 
shoulder, standing facing each other, each leaning on sceptre 
and holding horse's bridle; she-wolf with twins between them.

Mintmark MOSTA.
RIC VI, Ostia 16; Cohen 10

With permission of Roma Numismatics E-Sale 42, Lot 906, Jan 2018.