Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] [Kingdom Protista (Haeckel, 1866) - protists] ["actinopods"] [Phylum Taxopoda Fol, 1883]