Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Sordariomycetes O.E. Erikss. & Winka (1997) Order Trichosphaeriales M.E.Barr (1983) Family Trichosphaeriaceae G.Winter (1885) Genus Unisetosphaeria Pinnoi, E.B.G.Jones, McKenzie & K.D.Hyde (2003)