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 Filicopsida Pfefferkorn (1976) see Class Filicopsida C.Agardh (1822) Order Filicales Dumort. (1829), nom. illeg. see Order Polypodiales Link (1833) Family Parkeriaceae Hook. (1825) see Subfamily Parkerioideae Burnett (1835) Genus Ceratopteris Brongn. (1822) Ceratopteris thalictroides (L.) Brongn. (1821) - watersprite