azovibrio azovibrio azovibrio is a genus of bacteria from the order rhodocyclales which belongs to the class of betaproteobacteria, but the family to which it belongs is uncertain since it falls in between the zoogloeaceae and the rhodocyclaceae. up to now there is only on species known (azovibrio restrictus). azovibrio scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: rhodocyclales family: incertae sedis genus: azovibrioreinhold-hurek and hurek 2000 species: azovibrio restrictus type species azovibrio restrictus