Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Agaricales Underw. (1899)
         Family Biannulariaceae Jülich (1982)
           1 Genus Anupama K.N.A. Raj, K.P.D. Latha & Manim. (2019)
           2 Genus Callistosporium Singer (1944)
           3 Genus Catathelasma Lovejoy (1910)
           4 Genus Guyanagarika Sánchez-García, T.W. Henkel & Aime (2016)
           5 Genus Macrocybe Pegler & Lodge (1998)
           6 Genus Pleurocollybia Singer (1947)
           7 Genus Pseudolaccaria Vizzini, Contu & Z.W. Ge (2015)