Need help identifying this Roman denarius [επιλυμένο]

need your help. 
trying to identify this silver Roman coin.

looks like denarius 

high silver content 3.5g 

republican denarius?? 

any information would be much appreciated 

 Wondering about the reverse lettering style - then saw it is … 

Quote - Reverse: Aqueduct, between whose columns are inserted 

the letters AQVAMA R. Above the aqueduct equestrian statue. 

At the horse's feet flower. Outer pearly circle partially visible … 

 That is a start - the page I got that from had a different portrait though. 

Thank You ever so much.

that narrows down a lot.

you are absolute star!!

 😊  Thanks. Still looking for a better picture of both sides … 

Meantime I found this > 

Looks like this mint, or very close.

N#66813

thank You one more time, 

you are absolute star! 

 That looks correct. Thanks!