Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Dothideomycetes O.E. Erikss. & Winka (1997) Family Naetrocymbaceae Höhn. ex R.C. Harris (1995), incertae sedis Genus Jarxia D.Hawksw. (1989)