Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Agaricales Underw. (1899)
         Family Biannulariaceae Jülich (1982)
           Genus Guyanagarika Sánchez-García, T.W. Henkel & Aime (2016)