Fibrobacter Montgomery et al. 1988 Fibrobacter succinogenes (Hungate 1950) Montgomery et al. 1988 emend. García-López et al. 2019 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Fibrobacteres (sic) Garrity and Holt 2021 emend. Abdul Rahman et al. 2015 non Fibrobacteres Spain et al. 2012 Fibrobacterota corrig. Garrity and Holt 2021 emend. Abdul Rahman et al. 2015 Fibrobacteres (sic) Spain et al. 2012 non Fibrobacteres Garrity and Holt 2021 Fibrobacteria corrig. Spain et al. 2012 Fibrobacterales Spain et al. 2012 Fibrobacteraceae Spain et al. 2012 Fibrobacter Montgomery et al. 1988 Fibrobacteraceae Spain et al. 2012 Hallerella Wylensek et al. 2021 Fibrobacter intestinalis Montgomery et al. 1988 emend. García-López et al. 2019 Fibrobacter succinogenes (Hungate 1950) Montgomery et al. 1988 emend. García-López et al. 2019 Montgomery L. Flesher B. Stahl D. Transfer of Bacteroides succinogenes (Hungate) to Fibrobacter gen. nov. as Fibrobacter succinogenes comb. nov. and description of Fibrobacter intestinalis sp. nov. 1988 38 4 430 435 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-38-4-430 Spain A.M. Forsberg C.W. Krumholz L.R. Krieg N.R. Staley J.T. Brown D.R. Hedlund B.P. Paster B.J. Ward N.L. Ludwig W. Whitman W.B. Genus I. Fibrobacter gen. nov. 2010 4 2 740 Bergey's Manual of Systematic Bacteriology Springer New York 0387950427