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]
           Clade neomura Cavalier-Smith, 1987
             Domain Archaea Woese et al. 2024 [paraphyletic]
               Kingdom Methanobacteriati (Garrity and Holt 2023) Oren and Göker 2024
                 Phylum Methanobacteriotaᵀ Garrity and Holt 2023
                   Class Methanosarcinia Chuvochina et al. 2024
                     Order Methanosarcinalesᵀ Boone et al. 2002
                       Family Methanosarcinaceaeᵀ Balch and Wolfe 1981
                         Genus Methanosarcinaᵀ Kluyver and van Niel 1936 (Approved Lists 1980)
                           01 Methanosarcina acetivorans Sowers et al. 1986
                           02 Methanosarcina baltica von Klein et al. 2002
                           03 Methanosarcina barkeriᵀ Schnellen 1947 (Approved Lists 1980)
                           04 Methanosarcina frisia (Blotevogel et al. 1986) Blotevogel and Fischer 1989
                           05 Methanosarcina horonobensis Shimizu et al. 2011
                           06 Methanosarcina lacustris Simankova et al. 2002
                           07 Methanosarcina mazei (Barker 1936) Mah and Kuhn 1984
                           08 Methanosarcina methanicaᵀ (Smit 1930) Kluyver and van Niel 1936 (Approved Lists 1980)
                           09 Methanosarcina semesiae Lyimo et al. 2000
                           10 Methanosarcina siciliae (Stetter and König 1989) Ni et al. 1994
                           11 Methanosarcina soligelidi Wagner et al. 2013
                           12 Methanosarcina spelaei Ganzert et al. 2014
                           13 Methanosarcina thermophila Zinder et al. 1985
                           14 Methanosarcina vacuolata Zhilina and Zavarzin 1987