life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Empire Eukaryota (Chatton, 1925) see Domain Eukaryota Chatton, 1925 Superkingdom Metakaryota see Domain Eukaryota Chatton, 1925 Kingdom Chromista Caval.-Sm. (1981) - chromists Subkingdom Euchromista Cavalier-Sm. (1993) see [unranked] Stramenopila Infrakingdom Chromobiota Caval.-Sm. (1986) Phylum Heterokonta Caval.-Sm. (1986) see Superphylum Heterokonta Caval.-Sm. (1986) Subphylum Pseudofungi Caval.-Sm. (1986) - pseudofungi see Phylum Pseudofungi Caval.-Sm. (1986) Class Pythiistea Caval.-Sm. (1986) Subclass Oomycetidae Winter (1879)