life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Superkingdom Eukarya Chatton, 1925 see Domain Eukaryota Chatton, 1925 Kingdom Protoctista Hogg, 1860 Phylum Haptomonada Genus Phaeocystis G. Lagerheim (1893) Phaeocystis poucheti (Hariot) Lagerheim (1896)