[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Status: extant
   Domain "Archaea" Woese et al. 1990
  Status: extant
     Phylum "Euryarchaeota" Garrity and Holt 2001
    Status: extant
       Class Thermoplasmata Reysenbach 2002
      Status: extant
         Order Thermoplasmatales Reysenbach 2002
        Status: extant
           1 Family Thermoplasmataceae Reysenbach 2002
          Status: extant
           2 Family Picrophilaceae Schleper et al. 1996
          Status: extant
           3 Family "Ferroplasmaceae" Golyshina et al. 2000
          Status: extant