Kingdom Fungi R.T.Moore (1980) - fungi Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007) Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Arthoniomycetes O.E. Erikss. & Winka (1997) 1 Order Arthoniales Henssen ex D.Hawksw. & O.E. Erikss. (1986)