( ( Methanococcus:0.43384, Pyrococcus:0.78850) 534:0.09785, Methanobacterium:0.54322, ( ( Haloferax:0.73712, ( Methanosarcina:0.54178, Archaeoglobus:0.54335) 654:0.11208) 788:0.19534, ( Thermus:0.84618, Deinococcus:0.89951) 973:0.35968) 832:0.21188)TRICHOTOMY;