roseibacula roseibacula "roseibacula" is an aerobic, alkaliphilic and non-motile genus of bacteria from the family of rhodobacteraceae with one known species ("roseibacula alcaliphilum"). roseibacula alcaliphilum has been isolated from water from the lake doroninskoe in russia. roseibacula scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: "roseibacula"nuyanzina-boldareva and gorlenko 2014 species "r. alcaliphilum"