methanomicrobiaceae methanomicrobiaceae methanomicrobiaceae are a family of archaea in the order the methanomicrobiales. methanomicrobiaceae scientific classification domain: archaea kingdom: euryarchaeota class: methanomicrobia order: methanomicrobiales family: methanomicrobiaceaebalch and wolfe 1981 genera methanoculleus methanofollis methanogenium methanolacinia methanomicrobium methanoplanus synonyms "methanoculleaceae" rinke et al. 2020 methanoplanaceae wildgruber et al. 1984 phylogeny the currently accepted taxonomy is based on the list of prokaryotic names with standing in nomenclature (lpsn) and national center for biotechnology information (ncbi). 16s rrna-based ltp_01_2022 53 marker proteins based gtdb 07-rs207 methanomicrobiaceae methanoculleus methanogenium methanoplanus methanomicrobium methanolacinia "methanoculleaceae" methanoculleus maestrojun et al. 1990 methanomicrobiaceae methanogenium romesser et al. 1981 methanomicrobium balch & wolfe 1981 methanoplanus wildgruber et al. 1984 methanolacinia zellner et al. 1990