imperialibacter imperialibacter imperialibacter is a genus from the family of flammeovirgaceae with one known species (imperialibacter roseus). imperialibacter scientific classification kingdom: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: flammeovirgaceae genus: imperialibacterwang et al. 2013 type species imperialibacter roseus species i. roseus