organisms
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Domain eukaryotes
 see Domain Eukaryota Chatton, 1925
    
 amoeboid protists
      
 Class Phaeodarea Haeckel, 1879
 see Subclass Phaeodaria Haeckel, 1879
        
 Order Phaeogymnocellida J. Cachon & M. Cachon, 1982 ex Cachon & Cachon, 1985
          
 Family Atlanticellidae Cachon-Enjumet, 1961
            
 Genus Gymnocella Cachon-Enjumet, 1961