Methylosoma difficile Rahalkar et al. 2007 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Gammaproteobacteria Garrity et al. 2005 emend. Williams and Kelly 2013 Methylococcales Bowman 2005 Methylococcaceae Whittenbury and Krieg 1984 emend. Bowman et al. 1993 Methylosoma Rahalkar et al. 2007 Methylosoma difficile Rahalkar et al. 2007 Methylosoma Rahalkar et al. 2007 Methylosoma difficile Rahalkar et al. 2007 Rahalkar M. Bussmann I. Schink B. Methylosoma difficile gen. nov., sp. nov., a novel methanotroph enriched by gradient cultivation from littoral sediment of Lake Constance. 2007 57 5 1073 1080 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.64574-0 17473262 Rahalkar M. Bussmann I. Schink B. Methylosoma difficile gen. nov., sp. nov., a novel methanotroph enriched by gradient cultivation from littoral sediment of Lake Constance. 2007 57 5 1073 1080 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.64574-0 17473262