Basionym Name:Verrucaria squamulosa M. Brand & van den Boom, in van den Boom & Brand, Linzer biol. Beitr. 35(1): 548 (2003)
Homotypic synonyms:Involucropyrenium squamulosum (M. Brand & van den Boom) Breuss, Beitr. Naturk. Oberösterreichs 13: 214 (2004)