She studied in Milan, and made her stage debut in Barcelona, as Micaela in Carmen in 1906, and in Madrid, in 1908, as Amina in La sonnambula.

[3] Her best roles included: Rosina, Norina, Lucia, Juliette, Ophélie, Leila, and Lakmé.

She retired to Naples, with her second husband, Dr Nando Arena (they wed on December 1, 1926).

She had previously been briefly married to the composer Gabriele Sibella (they wed in August 1911).

Pareto recorded for The Gramophone Company, Ltd. in Milan (1907-1908, 1918, 1924), in London (1920, 1924) and in Barcelona (1926) with excerpts from La Sonnambula, Lucia di Lammermoor, Rigoletto, Lakmè, Les pêcheurs de perles, Don Giovanni, La Traviata, Carmen, Don Pasquale, and various songs.