Pseudohelicobacter Waite et al. 2019 Pseudohelicobacter Waite et al. 2019 Pseudohelicobacter pullorum (Stanley et al. 1995) Waite et al. 2019 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Campylobacterota Waite et al. 2021 Campylobacteria Waite et al. 2017 Campylobacterales Garrity et al. 2006 Helicobacteraceae Garrity et al. 2006 emend. Waite et al. 2017 Pseudohelicobacter Waite et al. 2019 Helicobacteraceae Garrity et al. 2006 emend. Waite et al. 2017 Thiovulum Hinze 1913 emend. La Rivière 1974 (Approved Lists 1980) Sulfurovum Inagaki et al. 2004 emend. Mino et al. 2014 Sulfuricurvum Kodama and Watanabe 2004 Wolinella Tanner et al. 1981 Sulfurimonas Inagaki et al. 2003 emend. Wang et al. 2020 Helicobacter Goodwin et al. 1989 emend. Vandamme et al. 1991 Pseudohelicobacter pullorum (Stanley et al. 1995) Waite et al. 2019 Pseudohelicobacter rodentium (Shen et al. 1997) Waite et al. 2019 Pseudohelicobacter canadensis (Fox et al. 2002) Waite et al. 2019 Waite D.W. Chuvochina M.S. Hugenholtz P. Whitman W.B. Road Map of the Phylum Campylobacterota 2014 1 3 Bergey's Manual of Systematics of Archaea and Bacteria John Wiley & Sons Hoboken, New Jersey 1118960602 10.1002/9781118960608.bm00040 Waite D.W. Chuvochina M.S. Hugenholtz P. Whitman W.B. Road Map of the Phylum Campylobacterota 2014 1 3 Bergey's Manual of Systematics of Archaea and Bacteria John Wiley & Sons Hoboken, New Jersey 1118960602 10.1002/9781118960608.bm00040