Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Sordariomycetes O.E. Erikss. & Winka (1997) Subclass Hypocreomycetidae O.E. Erikss. & Winka (1997) Order Microascales Luttr. ex Benny & Kimbr. (1980) Family Halosphaeriaceae E. Müll. & Arx ex Kohlm. (1972) Genus Ocostaspora E.B.G.Jones, R.G. Johnson & S.T. Moss (1983)