"Ruminococcus intestinalis" Liu et al. 2021 Dataset NCBI Taxonomy Classification phylum Bacillota class Clostridia order Eubacteriales family Oscillospiraceae genus Ruminococcus species Ruminococcus intestinalis Name Homonyms Ruminococcus intestinalis "Ruminococcus intestinalis" Liu et al. 2021