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 Bacillotaᵀ Gibbons and Murray 2021
                 Class Clostridia Rainey 2010
                   Order Eubacteriales Buchanan 1917 (Approved Lists 1980)
                     Family Clostridiaceae Pribram 1933 (Approved Lists 1980)
                       Genus Caloramator Collins et al. 1994
                         1 Caloramator australicus Ogg and Patel 2009
                         2 Caloramator boliviensis Crespo et al. 2012
                         3 Caloramator coolhaasii Plugge et al. 2000
                         4 Caloramator fervidusᵀ (Patel et al. 1987) Collins et al. 1994
                         5 Caloramator indicus Chrisostomos et al. 1996
                         6 Caloramator mitchellensis Ogg and Patel 2011
                         7 Caloramator proteoclasticus Tarlera et al. 1997
                         8 Caloramator quimbayensis Rubiano-Labrador et al. 2013
                         9 Caloramator viterbiensis corrig. Seyfried et al. 2002