Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 2024
             Kingdom Bacillatiᵀ (Gibbons and Murray 1978) Oren and Göker 2024
               Phylum Mycoplasmatota Murray 2021 [monotypic]
                 Class Mollicutes Edward and Freundt 1967 (Approved Lists 1980)
                   Order Mycoplasmatales Freundt 1955 (Approved Lists 1980)
                     Family Mycoplasmataceae Freundt 1955 (Approved Lists 1980)
                       Genus Mesoplasma Tully et al. 1993
                         Mesoplasma florum (McCoy et al. 1984) Tully et al. 1993