acetivibrio aldrichii acetivibrio aldrichii acetivibrio aldrichii is a gram-positive, anaerobic, mesophilic, spore-forming and motile bacterium from the genus acetivibrio. acetivibrio aldrichii scientific classification domain: bacteria phylum: bacillota class: clostridia order: eubacteriales family: oscillospiraceae genus: acetivibrio species: a. aldrichii binomial name acetivibrio aldrichii(yang et al. 1990) tindall 2019 type strain atcc 49358, dsm 6159, ocm 112, ogi, ogi 112, p-1 synonyms clostridium aldrichiiyang et al. 1990 hungateiclostridium aldrichii (yang et al. 1990) zhang et al. 2018