Its symbol is: "The coats of arms of this University are, in the middle, the image of the Very Saint Conception, and at the foot a tiara of Pontiff with letter H that means the name of Saint Hylarius Pope, and below, two Prelate Mitres, in the one on the right hand, a letter L which means the name of Saint Lucifer with Primatial Cross, and in the other hand, the letter E which means the name of Saint Eusebius with his pastoral insignia, and then at the right side of the Virgin, the coats of arms of this Kingdom (of Sardinia), and at left side, the one of this city of Cagliari".