Halomebacteria Cavalier-Smith 2002 Dataset NCBI Taxonomy Classification kingdom Methanobacteriati phylum Methanobacteriota class Methanomicrobia order Methanosarcinales Name Homonyms Halomebacteria Cavalier-Smith 2002 "Halomebacteria" Cavalier-Smith 1986 "Halomebacteria" Cavalier-Smith 1986 Halomebacteria Cavalier-Smith 2002