organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
     other
       Phylum Haplosporidia Caullery & Mesnil, 1899 see Order Haplosporida M. Caullery & F. Mesnil, 1899
         Class Haplosporea M. Caullery, 1953 see Order Haplosporida M. Caullery & F. Mesnil, 1899
           Order Haplosporida M. Caullery & F. Mesnil, 1899
             ?Family Claustrosporidiidae Larsson, 1987
               Genus Claustrosporidium Larsson, 1987