halobacteroides elegans halobacteroides elegans halobacteroides elegans is a strictly anaerobic and halophilic bacterium from the genus of halobacteroides. halobacteroides elegans scientific classification domain: bacteria phylum: bacillota class: clostridia order: halanaerobiales family: halobacteroidaceae genus: halobacteroides species: h. elegans binomial name halobacteroides eleganszhilina et al. 1997