Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
Status: extant
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
  Status: extant
     Class Leotiomycetes O.E. Erikss. & Winka (1997)
    Status: extant
       Order Helotiales Nannf. (1932)
      Status: extant
         Family Hyaloscyphaceae Nannf. (1932)
        Status: extant
           Genus Arbusculina Marvanová & Descals (1987)
          Status: extant