Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 1990 [paraphyletic?] Superphylum Terrabacteria Battistuzzi et al. 2004 Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980) Class Mollicutes Edward and Freundt 1967 (Approved Lists 1980) Order Mycoplasmatales Freundt 1955 (Approved Lists 1980) [monotypic] Family Mycoplasmataceae Freundt 1955 (Approved Lists 1980) Genus Mycoplasmaᵀ Nowak 1929 (Approved Lists 1980) ["Mycoplasma coccoides" (Schilling 1928) Neimark et al. 2005 comb. inval.] see Eperythrozoon coccoides Schilling 1928 (Approved Lists 1980)