Methanocalculus halotolerans Ollivier et al., 1998 Dataset Catalogue of Life Rank SPECIES Classification kingdom Archaea phylum Euryarchaeota class Methanomicrobia order Methanomicrobiales genus Methanocalculus species Methanocalculus halotolerans Name Homonyms Methanocalculus halotolerans Ollivier et al., 1998