"Methanococcoides seepicolus" Li et al. 2021 Dataset NCBI Taxonomy Classification phylum Euryarchaeota class Methanomicrobia order Methanosarcinales family Methanosarcinaceae genus Methanococcoides species Methanococcoides seepicolus Name Homonyms Methanococcoides seepicolus "Methanococcoides seepicolus" Li et al. 2021