The Natranaerobiales are an order of bacteria placed within the classClostridia. This order contains the thermophilic bacterial species Natranaerobius thermophilus and the related species Natranaerobaculum magadiense.[3]
^Zavarzina, D. G.; Zhilina, T. N.; Kuznetsov, B. B.; Kolganova, T. V.; Osipov, G. A.; Kotelev, M. S.; Zavarzin, G. A. (16 July 2013). "Natranaerobaculum magadiense gen. nov., sp. nov., an anaerobic, alkalithermophilic bacterium from soda lake sediment". International Journal of Systematic and Evolutionary Microbiology. 63 (Pt 12): 4456–4461. doi:10.1099/ijs.0.054536-0. PMID23859946.