prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 Domain "Archaea" Woese et al. 1990 Phylum "Euryarchaeota" Garrity and Holt 2001 Class Thermoplasmata Reysenbach 2002 [monotypic] Order Thermoplasmatales Reysenbach 2002 Family Cuniculiplasmataceae Golyshina et al. 2016 [monotypic] Genus Cuniculiplasma Golyshina et al. 2016