Italy have secured all four available quarter-finals in the Parker Pen Shield, with half of the second round ties completed.
Petrarca Rugby easily beat Portuguese side RC Coimbra 83-3, scoring 12 tries in the process.
Leonessa provided another win for Italy over Portugal as they beat Club Rugby Lisboa by 26 points, wiping out the 12 point advantage earned in the first leg.
Rugby Parma provide Italy with their third quarter-finalist. They dispatched Spanish side VRAC 27.10
Viadana's 43-3 win over UC Madrid completed the Italian whitewash.
Rugby Parma 27 VRAC 10
Viadana 43 UC Madrid 3
Petrarca 83 RC Coimbra 3
Leonessa 42 Club Rugby Lisboa18