living organisms
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Superkingdom Eukaryotae
 see Domain Eukaryota Chatton, 1925
    
 Kingdom Plantae Haeckel (1866) - plants
      
 Subkingdom Thallobionta
        
 Division Chromophycota
 see Phylum Chromophyta T.A.Chr. (1962), nom. nud.
          
 Class Phaeophyceae Hansgirg (1886) - brown algae
            
 Order Chordariales
              
 Family Elachistaceae
                
 Genus Elachista Duby (1830), nom. cons., orth. cons.