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 Microsporida Balbiani, 1882
 see Phylum Microsporidia Balbiani, 1882
        
 Genus Bacillidium Janda, 1928
          
 Bacillidium strictum (Léger & Hesse)