halovibrio denitrificans halovibrio denitrificans halovibrio denitrificans is an extremely halophilic and denitrifying bacterium from the genus of halovibrio which has been isolated from sediments from a hypersaline lake from central asia. halovibrio denitrificans scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: halomonadaceae genus: halovibrio species: h. denitrificans binomial name halovibrio denitrificanssorokin et al. 2006