Basionym Name:Arthothelium scandinavicum Th. Fr., Öfvers. K. Svensk. Vetensk.-Akad. Förhandl. 21: 273 (1865)
Homotypic synonyms:Arthonia scandinavica (Th. Fr.) Nyl., in Vainio, Meddn Soc. Fauna Flora fenn. 3: 119 (1878)Arthonia scandinavica f. scandinavica (Th. Fr.) Nyl., in Vainio, Meddn Soc. Fauna Flora fenn. 3: 119 (1878)Mycarthothelium scandinavicum (Th. Fr.) Vain., in Almquist, Kolemann. tutkim. Länsi-Siperiassa 4: 107 (1928)