prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
Count: [*] 34p;74c;164o;358f;2552g [13 Sep 2017]
   Domain "Archaea" Woese et al. 1990
  Count: [*] 5p;10c;19o;32f;129g [6 Sep 2017]
     Phylum "Euryarchaeota" Garrity and Holt 2001
    Count: [*] 8c;12o;22f;97g [6 Sep 2017]
       Class Methanopyri Garrity and Holt 2002 [monotypic]
      Count: [*] 1o;1f;1g [6 Sep 2017]
         Order Methanopyrales Huber and Stetter 2002 [monotypic]
        Count: [*] 1f;1g [6 Sep 2017]
           1 Family Methanopyraceae Huber and Stetter 2002 [monotypic]
          Count: [*] 1g [6 Sep 2017]