[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: 27p;43c;96o;248f;1468g;6605s;362ss
   Domain "Archaea" Woese et al. 1990
  Count: [*] 2p;9c;13o;22f;86g;275s
     Phylum "Euryarchaeota" Garrity and Holt 2001
    Count: [*] 8c;9o;16f;60g;224s
       Class Methanobacteria Boone 2002
      Count: [*] 1o;2f;5g;35s
         Order Methanobacteriales Balch and Wolfe 1981
        Count: [*] 2f;5g;35s
           Family Methanobacteriaceae Barker 1956 (Approved Lists 1980)
          Count: [*] 4g;33s
             Genus Methanosphaera Miller and Wolin 1985
            Count: [*] 2s
               Methanosphaera cuniculi Biavati et al. 1990
              Count: -