A bigger fish has asmaller one inside his mouth. The appetite was bigger than the mouth and so both fishes did not survive this last meal.
The bigger fish is a Clupea, the smaller one a Serranus. The fossildates from theOligocene age. It was found in the Biesczady Mountains, Jamna-Area, in the southeast of Poland.
The fossil measures about11 cm.The matrixis originaland unbroken,it measuresabout 30 x 21cm.