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 Thallobionta Division Chromophycota see Phylum Chromophyta T.A.Chr. (1962), nom. nud. Class Bacillariophyceae Haeckel (1878) - pennates Order Pennales see Class Bacillariophyceae Haeckel (1878) Suborder Araphidineae see Subclass Fragilariophycidae Round (1990) 1 Family Diatomaceae Dumort. (1822) see Family Fragilariaceae Grev. (1833) 2 Family Protoraphidaceae Simonsen (1970)