pelobacter carbinolicus pelobacter carbinolicus pelobacter carbinolicus is a species of bacteria that ferments 2,3-butanediol and acetoin. it is gram-negative, strictly anaerobic and non-spore-forming. gra bd 1 is the type strain. its genome has been sequenced. pelobacter carbinolicus scientific classification domain: bacteria phylum: thermodesulfobacteriota class: desulfuromonadia order: desulfuromonadales family: "pelobacteraceae" genus: pelobacter species: p. carbinolicus binomial name pelobacter carbinolicusschink 1984