Cavalieri, Marcello an Italian theologian of the order of Dominicans, brother of Giovanni Michele, was born at Bergamo about 1649. After having been professor of philosophy at Naples, he became vicar-general of cardinal Vincente Orsini, and then bishop of Gravina, in 1690, where he died in 1705. His principal works are, A Treatise on the Mass (Naples, 1686): Constitutiones Synodales (1693): —A Treatise on the Construction of Churches (in Italian, several times reprinted). See Hoefer, Nouv. Biog. Générale s.v.; Jocher, Allgemeines Gelehrten-Lexikon, s.v.