natronovirga natronovirga natronovirga is a halophilic, thermophilic alkaliphilic, and anaerobic genus of bacteria from the family of natranaerobiaceae with one known species (natronovirga wadinatrunensis). natronovirga wadinatrunensis has been isolated from sediments from the lake hamra in egypt. natronovirga scientific classification domain: bacteria phylum: bacillota class: clostridia order: natranaerobiales family: natranaerobiaceae genus: natronovirgamesbah and wiegel 2009 type species natronovirga wadinatrunensis species n. wadinatrunensis