Methanoculleus horonobensis Shimizu et al. 2013 Dataset NCBI Taxonomy Classification phylum Euryarchaeota class Methanomicrobia order Methanomicrobiales family Methanomicrobiaceae genus Methanoculleus species Methanoculleus horonobensis Name Homonyms Methanoculleus horonobensis Methanoculleus horonobensis Shimizu et al. 2013