Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Lecanoromycetes O.E. Erikss. & Winka (1997) Subclass Lecanoromycetidae P.M.Kirk, P.F. Cannon, J.C. David & Stalpers (2001), nom. inval. see Subclass Lecanoromycetidae P.M.Kirk, P.F. Cannon, J.C. David & Stalpers ex Miądl., Lutzoni & Lumbsch (2007) Family Phlyctidaceae Poelt & Vezda ex J.C. David & D.Hawksw. (1991) 1 Genus Phlyctis (Wallr.) Flot. (1850), nom. cons. 2 Genus Psathyrophlyctis Brusse (1987)