Procaryotic Genera
Count: [*] 25p;39c;84o;215f;1008g [28 May 2016]
   Domain "Bacteria" Woese et al. 1990
  Count: [*] 23p;31c;72o;194f;935g [28 May 2016]
     Phylum Aquificae Reysenbach 2001 [monotypic]
    Count: [*] 1c;1o;1f;5g [26 May 2016]
       Class Aquificae Reysenbach 2001 nom. inval. [monotypic] see Class Aquificae Reysenbach 2002
      Count: [*] 1o;1f;5g [26 May 2016]
         Order Aquificalesᵀ Reysenbach 2001 nom. inval. see Order Aquificales Reysenbach 2002
        Count: [*] 1f;5g [26 May 2016]
           Family Aquificaceae Reysenbach 2001 nom. inval. see Family Aquificaceae Reysenbach 2002
          Count: [*] 4g [26 May 2016]
             Genus Aquifexᵀ Huber and Stetter 1992
            Count: -