[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Algae L. (1753) see [unranked] Algae
     Phylum Chlorophycota see Phylum Chlorophyta Pascher (1914)
       Class Chlorophyceae Wille (1884) - chlorophytes
         Order Codiales see Order Bryopsidales J.H.Schaffn. (1922)
           Family Codiaceae Kütz. (1843)
             Genus Codium J. Stackhouse (1797)
               01 Codium adhaerens C.Agardh
               02 Codium bursa (Olivi, 1792) C.Agardh (1817) - bull kelp.
               03 Codium carolinanum Searles see Codium carolinianum Searles
               04 Codium cattaniae Vouk
               05 Codium coralloides (Kützing) P.C.Silva
               06 Codium decorticatum (Woodward) M.A. Howe (1911)
               07 Codium effusum (Rafinesque) Delle Chiaje
               08 Codium elisabethae O.C. Schmidt
               09 Codium fragile (Suringar) Hariot (1889)
               10 Codium guineense P.C.Silva
               11 Codium intertextum F.S. Collins & Hervey (1917)
               12 Codium lucasii Setchell (1935)
               13 Codium repens P.L. Crouan & H.M. Crouan ex Vickers (1905)
               14 Codium taylorii P.C.Silva (1960)
               15 Codium tomentosum Stackhouse (1797)
               16 Codium vermilara (Olivi) Delle Chiaje