oceanicella oceanicella oceanicella is a genus of bacteria from the family of rhodobacteraceae with one known species (oceanicella actignis). oceanicella scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: oceanicellaalbuquerque et al. 2012 type species oceanicella actignis species o. actignis synonyms pleomorphobacterium yin et al. 2013