Christensenella intestinihominis Zou et al. 2021 Dataset NCBI Taxonomy Classification phylum Bacillota class Clostridia order Christensenellales family Christensenellaceae genus Christensenella species Christensenella intestinihominis Name Homonyms Christensenella intestinihominis Christensenella intestinihominis Zou et al. 2021