lutaonella lutaonella lutaonella is a gram-negative, aerobic, moderately thermophilic and non-motile genus of bacteria from the family of flavobacteriaceae with one known species (lutaonella thermophila). lutaonella thermophila has been isolated from a hot spring from the coast of green island from taiwan. lutaonella scientific classification domain: bacteria phylum: bacteroidota class: flavobacteria order: flavobacteriales family: flavobacteriaceae genus: lutaonellaarun et al. 2009 type species lutaonella thermophila species l. thermophila