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 Embryobionta Cronquist, Takht. & W.Zimm.
         Division Filicophyta see Phylum Pterophyta
           Subdivision Marattiopsida Doweld (2001) see Class Marattiopsida Doweld (2001)
             Order Marattiales Link (1833)
               Family Marattiaceae Kaulf. (1824), nom. cons. - marattioids
                 1 Genus Marattia Sw. (1788)
                 2 Genus Danaea Sm. (1793), nom. cons.
                 3 Genus Angiopteris Hoffm. (1796), nom. cons.
                 4 Genus Archangiopteris Christ & Giesenhagen (1899) see Genus Angiopteris Hoffm. (1796), nom. cons.
                 5 Genus Christensenia Maxon (1905)
                 6 Genus Macroglossum Copel. (1909) see Genus Angiopteris Hoffm. (1796), nom. cons.