Severus II AE Quarter-Folles. 1.86g; 19mm. 305-306 AD. Siscia. 

Obv: FL VAL SEVERVS NOB C, laureate head right
Rev: GENIO POP-VLI ROMANI, Genius standing left, 
modius on head, naked except for chlamys over left 
shoulder, holding patera and cornucopiae. 

Mintmark SIS. 

RIC VI Siscia 170a. Rare

With permission of Roma Numismatics, Feb 2010.