Sicario in the Macbeth given at the Teatro Margherita di Genova, 15 March 1970 (Patanè); named in the operadis Verdi/Macbeth discography, http://www.operadis-opera-discography.org.uk/CLVEMACB.HTM, whose cast list there is taken from Jacopo Serafini, E colpa amore? Infelicita e prodigi di Elena Souliotis, p.294