asexual fungi R.T.Moore (1980) - fungi Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Leotiomycetes O.E. Erikss. & Winka (1997) Anamorph genus Tetrachaetum Ingold (1942), incertae sedis