Kingdom Fungi R.T.Moore (1980) - fungi
   Phylum Glomeromycota C. Walker & A. Schüssler (2001) - arbuscular mycorrhizal fungi
     Class Glomeromycetes Caval.-Sm. (1998)
       Order Diversisporales C. Walker & A. Schüßler (2004)
         Family Diversisporaceae C. Walker & A. Schüßler (2004)
           Genus Otospora Oehl, Palenz. & N. Ferrol (2008) [monotypic]
             1 Otospora bareaeᵀ Palenz., N. Ferrol & Oehl