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 "Deinococcus-Thermus" [monotypic]
                 Class Deinococciᵀ Garrity and Holt 2002
                   Order Thermales Rainey and Da Costa 2002 [monotypic]
                     Family Thermaceaeᵀ Da Costa and Rainey 2002
                       Genus Meiothermus Nobre et al. 1996
                         01 Meiothermus cateniformans Zhang et al. 2010
                         02 Meiothermus cerbereus Chung et al. 1997
                         03 Meiothermus chliarophilus (Tenreiro et al. 1995) Nobre et al. 1996
                         04 Meiothermus granaticius Albuquerque et al. 2010
                         05 Meiothermus hypogaeus Mori et al. 2012
                         06 Meiothermus ruber (Loginova et al. 1984) Nobre et al. 1996
                         07 Meiothermus rufus Albuquerque et al. 2010
                         08 Meiothermus silvanus (Tenreiro et al. 1995) Nobre et al. 1996
                         09 Meiothermus taiwanensis Chen et al. 2002
                         10 Meiothermus terrae Yu et al. 2014
                         11 Meiothermus timidus Pires et al. 2005