peptoniphilus catoniae peptoniphilus catoniae peptoniphilus catoniae is a gram-positive and obligately anaerobic bacterium from the genus of peptoniphilus which has been isolated from human feces from the ica region in peru. peptoniphilus catoniae scientific classification domain: bacteria phylum: bacillota class: clostridia order: eubacteriales family: peptoniphilaceae genus: peptoniphilus species: p. catoniae binomial name peptoniphilus catoniaepatel et al. 2016 type strain ccug 66798, dsm 29874, m6.x2d synonyms peptoniphilus sarcinae