HalorhabdusHalorhabdus is a genus of halophilic archaeans in the Haloarculaceae. With an extremely high salinity optimum of 27% NaCl, Halorhabdus has one of the highest reported salinity optima of any living organism.PhylogenyThe currently accepted taxonomy is based on the List of [Prokaryotic names with Standing in Nomenclature] and National [Center for Biotechnology Information].