Pyrobaculum ferrireducens Slobodkina et al. 2015 Universal Root Woese et al. 1990 Archaea Woese et al. 1990 Crenarchaeota (sic) Garrity and Holt 2021 Thermoproteota corrig. Garrity and Holt 2021 Thermoprotei Reysenbach 2002 Thermoproteales Zillig et al. 1982 emend. Burggraf et al. 1997 Thermoproteaceae Zillig et al. 1982 emend. Burggraf et al. 1997 Pyrobaculum Huber et al. 1988 emend. Chan et al. 2013 Pyrobaculum ferrireducens Slobodkina et al. 2015 Pyrobaculum Huber et al. 1988 emend. Chan et al. 2013 Pyrobaculum arsenaticum Huber et al. 2001 Pyrobaculum calidifontis Amo et al. 2008 Pyrobaculum oguniense Sako et al. 2001 Pyrobaculum organotrophum Huber et al. 1988 Pyrobaculum aerophilum Völkl et al. 1996 Pyrobaculum islandicum Huber et al. 1988 Pyrobaculum neutrophilum (Zillig 1989) Chan et al. 2013 Pyrobaculum igneiluti Lee et al. 2017 Pyrobaculum ferrireducens Slobodkina et al. 2015 Slobodkina G.B. Lebedinsky A.V. Chernyh N.A. Bonch-Osmolovskaya E.A. Slobodkin A.I. Pyrobaculum ferrireducens sp. nov., a hyperthermophilic Fe(III)-, selenate- and arsenate-reducing crenarchaeon isolated from a hot spring 2015 65 3 851 856 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.000027 25510975 Slobodkina G.B. Lebedinsky A.V. Chernyh N.A. Bonch-Osmolovskaya E.A. Slobodkin A.I. Pyrobaculum ferrireducens sp. nov., a hyperthermophilic Fe(III)-, selenate- and arsenate-reducing crenarchaeon isolated from a hot spring 2015 65 3 851 856 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.000027 25510975