pai	Pyrobaculum aerophilum	0
smr	Staphylothermus marinus	1
sia	Sulfolobus islandicus M.14.25	2
tag	Thermosphaera aggregans	3
msi	Methanobrevibacter smithii ATCC 35061	4
ave	Archaeoglobus veneficus	5
mmh	Methanohalophilus mahii	6
hal	Halobacterium sp. NRC-1	7
csy	Cenarchaeum symbiosum A	8
pto	Picrophilus torridus	9
mvu	Methanocaldococcus vulcanius	10
mpd	Methanocella paludicola	11
kcr	Candidatus Korarchaeum cryptofilum	12
iho	Ignicoccus hospitalis	13
mhu	Methanospirillum hungatei	14