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