Are Norma and Idomeneo both operas by Bellini?
Norma (opera) Norma (] ) is a "tragedia lirica" or opera in two acts by Vincenzo Bellini with libretto by Felice Romani after "Norma, ou L'infanticide" ("Norma, or The Infanticide") by Alexandre Soumet. It was first produced at La Scala in Milan on 26 December 1831.
La diavolessa La diavolessa ("The She-devil") is an opera (dramma giocoso) in 3 acts by Baldassare Galuppi. The Italian-language libretto was by Carlo Goldoni. It premiered in November 1755 at the Teatro San Samuele, Venice.