"Architectural Fragment "
A carved marble fragment, most likely a door lintel, depicting a fish swimming in a strong current. The fragment shows a fish with a long tail, fins, a well-defined head, and facial features. The fish is surrounded by flowing lines representing an underwater current. It could have come from the home of a fishmonger or sailor. 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato