Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Coniocybomycetes M. Prieto & Wedin (2013) [monotypic] Order Coniocybales M. Prieto & Wedin (2013) [monotypic] Family Coniocybaceae Rchb. (1837) Genus Chaenotheca (Th.Fr.) Th.Fr. (1860)