[living organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Superkingdom Eukaryota Whittaker & Margulis, 1978
 see Domain Eukaryota Chatton, 1925
    
 Kingdom Chromista Caval.-Sm. (1981) - chromists
      
 Subkingdom Harosa Cavalier-Smith, 2010
        
 Infrakingdom Halvaria Cavalier-Smith, 2010
          
 Superphylum Heterokonta Caval.-Sm. (1986)
            
 Phylum Ochrophyta Caval.-Sm. (1995)