[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Algae L. (1753) see [unranked] Algae
     Phylum Phaeophycota see Class Phaeophyceae Hansgirg (1886)
       Class Phaeophyceae Hansgirg (1886) - brown algae
         Order Dictyotales Bory (1828)
           Family Dictyotaceae Lamouroux ex Dumort. (1822)
             Genus Spatoglossum F.T. Kützing (1843)
               1 Spatoglossum schroederi (C.Agardh) Kütz. (1859)
               2 Spatoglossum solieri (Chauvin ex Mont.) Kützing (1843)
               3 Spatoglossum variabile Figari & De Not. (1853)