Thermosipho globiformans Kuwabara et al. 2011 Kuwabara T. Kawasaki A. Uda I. Sugai A. hermosipho globiformans sp. nov., an anaerobic thermophilic bacterium that transforms into multicellular spheroids with a defect in peptidoglycan formation 2011 61 7 1622 1627 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.025106-0 20693358