Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Eurotiomycetes O.E. Erikss. & Winka (1997) Order Mycocaliciales Tibell & Wedin (2000) Family Mycocaliciaceae A.F.W.Schmidt (1970) Genus Chaenothecopsis Vain. (1927)