He appeared, too, as Gualtiero in  Bellini's  Il pirata. The latter role proved to be his first undisputed stage success, probably because it was free of elaborate coloratura passages, which were not considered to be his strong suit as a vocalist.
In the role of Gualtiero in Bellini's Il pirata, he experienced his first unmistakable stage triumph, likely due to the fact that the character did not demand intricate vocal passages, which were not among his areas of expertise as a singer.