Basionym Name:Thelotrema granulatulum Nyl., Flora, Regensburg 59: 561 (1876)
Homotypic synonyms:Ocellularia granulatula (Nyl.) Zahlbr., Cat. Lich. Univers. 2: 592 (1923)Rhabdodiscus granulatulus (Nyl.) Vain., Ann. Acad. Sci. fenn., Ser. A 15(no. 6): 184 (1921)