Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [[crown] organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] [Domain Eucaryota] [Subdomain Chlorota Doweld (2001)] [Kingdom Bacillariobiota Doweld (2001)] [Subkingdom Bacillariobiotinaᵀ Doweld (2001)] [Phylum Fucophyta Pax (1904)] see Phylum Phaeophyta Kjellman (1891) [Class Fucophyceaeᵀ Warming (1884)] see Class Phaeophyceae Hansgirg (1886)