Peptostreptococcus hydrogenalis Dataset NCBI Taxonomy Classification kingdom Bacillati phylum Bacillota class Tissierellia order Tissierellales family Peptoniphilaceae genus Anaerococcus species Anaerococcus hydrogenalis Name Homonyms Peptostreptococcus hydrogenalis Peptostreptococcus hydrogenalis Ezaki et al. 1990