organisms
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Domain eukaryotes
 see Domain Eukaryota Chatton, 1925
    
 related to multicellular groups
      
 Phylum Myxozoa Grassé, 1970, incertae sedis - myxozoans
 see Subphylum Myxozoa Grassé, 1970
        
 Class Myxosporea Bütschli, 1881
          
 Order Multivalvulida Shulman, 1959
            
 Family Kudoidae Meglitsch, 1960
              
 Genus Kudoa Meglitsch, 1947
                
 Kudoa thyrsites (Gilchrist, 1924)