organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain eukaryotes see Domain Eukaryota Chatton, 1925 flagellated protists residual free-living and predatory heterotrophic flagellates "uncertain nature" Genus Ligniera Maire & Tison, 1911