dethiosulfovibrio peptidovorans dethiosulfovibrio peptidovorans dethiosulfovibrio peptidovorans is an anaerobic, slightly halophilic, thiosulfate-reducing bacterium. its genome has been sequenced. it is vibrio-shaped (3-5 by 1 µm), gram-negative and possesses lateral flagella. it is non-spore-forming. its type strain is sebr 4207t. dethiosulfovibrio peptidovorans scientific classification domain: bacteria phylum: synergistota class: synergistia order: synergistales family: synergistaceae genus: dethiosulfovibrio species: d. peptidovorans binomial name dethiosulfovibrio peptidovoransmagot et al. 1997