Basionym Name:Verrucaria obvoluta Nyl., Acta Soc. Sci. fenn. 7(2): 491 (1863)
Homotypic synonyms:Pseudopyrenula obvoluta (Nyl.) Zahlbr., Cat. Lich. Univers. 1: 357 (1922)Pyrenula obvoluta (Nyl.) Aptroot, Biblthca Lichenol. 44: 79 (1991)