Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Dothideomycetes O.E. Erikss. & Winka (1997) Family Polystomellaceae Theiss. & H. Syd. (1915), incertae sedis Genus Parastigmatea Doidge (1921)