procaryotes Count: - Domain Archaea Woese et al. 1990 Count: [g] 2p;8c;12o;20f;68g Phylum Euryarchaeota Garrity and Holt 2001 Count: [g] 7c;9o;15f;46g 1 Class Methanobacteria Boone 2001 nom. inval. see Class Methanobacteria Boone 2002 Count: [g] 1o;2f;5g 1 Class Methanobacteria Boone 2001 nom. inval. see Class Methanobacteria Boone 2002 Count: [g] 1o;2f;5g 2 Class Methanococci Boone 2001 nom. inval. see Class Methanococci Boone 2002 Count: [g] 3o;7f;20g 2 Class Methanococci Boone 2001 nom. inval. see Class Methanococci Boone 2002 Count: [g] 3o;7f;20g 3 Class Halobacteria Grant et al. 2001 see Class Halobacteria Grant et al. 2002 Count: [g] 1o;1f;14g 4 Class Thermoplasmata Reysenbach 2001 see Class Thermoplasmata Reysenbach 2002 Count: [g] 1o;2f;2g 5 Class Thermococci Zillig and Reysenbach 2001 see Class Thermococci Zillig and Reysenbach 2002 Count: [g] 1o;1f;2g 6 Class Archaeoglobi Garrity and Holt 2001 nom. inval. see Class Archaeoglobi Garrity and Holt 2002 Count: [g] 1o;1f;2g 7 Class Methanopyri Garrity and Holt 2001 nom. inval. see Class Methanopyri Garrity and Holt 2002 Count: [g] 1o;1f;1g