Napoli lost ground in the race for a place in the Champions League as they were held to a 1-1 draw at home by Atalanta.
Veteran striker Luca Toni scored in either half as Verona pulled off a surprise 2-0 win over Napoli on Sunday.
Atalanta survived the sending-off of midfielder Carlos Carmona to earn a valuable point at home to Udinese.
Atalanta goalkeeper Marco Sportiello admits he is enjoying being linked with clubs like Liverpool.
Debt-ridden Parma secured a point from a goalless draw with Atalanta on their overdue return to Serie A action.
Stefano Colantuono has been dismissed by Atalanta after four consecutive Serie A defeats, with Edy Reja named as his replacement.
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