This coin has Hercules holding the club upright and a lin's skin draped down. It is unlisted for the long obverse legend.
Maximianus
A.D. 289- 290
Ӕ Antoninianus 22x23mm 3.6g
IMP C M A VAL MAXIMIANVS P F AVG; radiate head right.
CONSERVATOR AVGG; Maximianus holding sceptre, and Hercules, holds club, with lion skin draping down; stg. face to face, sacrificing at altar; B in right field
In ex. XXIKOY
RIC V Siscia -- Not in RIC
normally Hercules leans on the club (second picture below)...Glad that CGB did not notice or the coin would have been 3x4 times what I paid.
and I finished my CONSERVATOR page...comments and corrections always welcome
http://www.constantinethegreatcoins.com/CONSERVATOR/