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. 1990 [paraphyletic?]
             Superphylum Terrabacteria Battistuzzi et al. 2004
               Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
                 Class Clostridia Rainey 2010
                   Order Halanaerobiales corrig. Rainey and Zhilina 1995
                     Family Halanaerobiaceaeᵀ corrig. Oren et al. 1984
                       [Genus Haloincola Zhilina et al. 1992] see Genus Halanaerobium corrig. Zeikus et al. 1984
                         [Haloincola saccharolyticus corrig. Zhilina et al. 1992] see Halanaerobium saccharolyticum corrig. (Zhilina et al. 1992) Rainey et al. 1995
                           1 [Haloincola saccharolyticus subsp. saccharolyticusᵀ corrig. (Zhilina et al. 1992) Cayol et al. 1994] see Halanaerobium saccharolyticum subsp. saccharolyticum corrig. (Zhilina et al. 1992) Rainey et al. 1995
                           2 [Haloincola saccharolyticus subsp. senegalensis corrig. Cayol et al. 1994] see Halanaerobium saccharolyticum subsp. senegalense corrig. (Cayol et al. 1994) Rainey et al. 1995