paucihalobacter paucihalobacter paucihalobacter is a gram-negative, strictly aerobic, rod-shaped and non-motile genus of bacteria from the family of flavobacteriaceae with one known species (paucihalobacter ruber). paucihalobacter ruber has been isolated from sediments from the bottom of the chaiwopu lake. paucihalobacter scientific classification domain: bacteria phylum: bacteroidota class: flavobacteria order: flavobacteriales family: flavobacteriaceae genus: paucihalobacterwu et al. 2020 type species paucihalobacter ruber species p. ruber