lachnoanaerobaculum lachnoanaerobaculum lachnoanaerobaculum is a bacterial genus from the family of lachnospiraceae which typically occurs in the human mouth and intestine. lachnoanaerobaculum scientific classification domain: bacteria phylum: bacillota class: clostridia order: eubacteriales family: lachnospiraceae genus: lachnoanaerobaculumhedberg et al. 2012 type species lachnoanaerobaculum umeaense species l. orale l. saburreum l. umeaense