organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Monera Haeckel 1866 see Domain Bacteria Woese et al. 1990 Phylum "chemoautotrophic bacteria" Class "oxidizers of sulfur compounds" see Order Thiotrichales Genus Macromonas Utermöhl and Koppe 1924 (Approved Lists 1980)