Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Sordariomycetes O.E. Erikss. & Winka (1997) Genus Servaziella O.E. Erikss. & D.Hawksw. (1993), orth. inval. see Genus Servazziella J. Reid & C. Booth (1987)