Fervidobacterium changbaicum Cai et al. 2007 Cai J. Wang Y. Liu D. Zeng Y. Xue Y. Ma Y. Feng Y. Fervidobacterium changbaicum sp. nov., a novel thermophilic anaerobic bacterium isolated from a hot spring of the Changbai Mountains, China. 2007 57 10 2333 2336 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.64758-0 17911306