Treponema Schaudinn 1905 (Approved Lists 1980) emend. Abt et al. 2013 Treponema pallidum (Schaudinn and Hoffmann 1905) Schaudinn 1905 (Approved Lists 1980) emend. Smibert 1984 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Spirochaetota corrig. Garrity and Holt 2021 Spirochaetes (sic) Garrity and Holt 2021 non Spirochaetes Cavalier-Smith 2002 Spirochaetia (Cavalier-Smith 2002) Paster 2020 Spirochaetales Buchanan 1917 (Approved Lists 1980) emend. Hördt et al. 2020 Treponemataceae Robinson 1948 (Approved Lists 1980) emend. Hördt et al. 2020 Treponema Schaudinn 1905 (Approved Lists 1980) emend. Abt et al. 2013 Treponemataceae Robinson 1948 (Approved Lists 1980) emend. Hördt et al. 2020 Borrelia Swellengrebel 1907 (Approved Lists 1980) emend. Margos et al. 2018 Leptospira Noguchi 1917 (Approved Lists 1980) emend. Faine and Stallman 1982 Rectinema Koelschbach et al. 2017 Breznakiella Song et al. 2022 Treponema lecithinolyticum Wyss et al. 1999 emend. Hördt et al. 2020 Treponema berlinense Nordhoff et al. 2005 emend. Hördt et al. 2020 Treponema denticola (ex Brumpt 1925) Chan et al. 1993 emend. Hördt et al. 2020 Treponema parvum Wyss et al. 2001 Treponema saccharophilum Paster and Canale-Parola 1986 Treponema pallidum (Schaudinn and Hoffmann 1905) Schaudinn 1905 (Approved Lists 1980) emend. Smibert 1984 Treponema isoptericolens Dröge et al. 2008 Treponema pedis Evans et al. 2009 Treponema paraluis-cuniculi (sic) (Jacobsthal 1920) Smibert 1974 (Approved Lists 1980) Treponema paraluiscuniculi corrig. (Jacobsthal 1920) Smibert 1974 (Approved Lists 1980) Treponema pectinovorum Smibert and Burmeister 1983 Treponema medium Umemoto et al. 1997 emend. Hördt et al. 2020 Treponema azotonutricium Graber et al. 2004 Treponema brennaborense Schrank et al. 1999 emend. Hördt et al. 2020 Treponema primitia Graber et al. 2004 Treponema pertenue (Castellani 1905) Castellani and Chalmers 1910 emend. Smibert 1974 (Approved Lists 1980) Treponema socranskii Smibert et al. 1984 emend. Hördt et al. 2020 Treponema sp. None 2015 Treponema caldarium corrig. (Pohlschroeder et al. 1995) Abt et al. 2013 Treponema caldaria (sic) (Pohlschroeder et al. 1995) Abt et al. 2013 Treponema bryantii Stanton and Canale-Parola 1980 Treponema succinifaciens Cwyk and Canale-Parola 1981 emend. Hördt et al. 2020 Treponema phagedenis (ex Noguchi 1912) Kuhnert et al. 2020 Treponema porcinum Nordhoff et al. 2005 emend. Hördt et al. 2020 Treponema amylovorum Wyss et al. 1997 Treponema hyodysenteriae Harris et al. 1972 (Approved Lists 1980) Treponema putidum Wyss et al. 2004 emend. Hördt et al. 2020 Treponema innocens Kinyon and Harris 1979 (Approved Lists 1980) Treponema minutum Dobell 1912 (Approved Lists 1980) Treponema maltophilum Wyss et al. 1996 emend. Hördt et al. 2020 Treponema ruminis Newbrook et al. 2017 Treponema carateum (ex Brumpt 1939) Smibert 1984 Treponema rectale Staton et al. 2017 Treponema stenostreptum corrig. (Zuelzer 1912) Abt et al. 2013 Treponema stenostrepta (sic) (Zuelzer 1912) Abt et al. 2013 Treponema zuelzerae (Canale-Parola 1980) Abt et al. 2013 Treponema intracellularis (sic) Ohkuma et al. 2015 Treponema intracellulare corrig. Ohkuma et al. 2015 Treponema macrodentium (Noguchi 1912) Smibert 1974 Treponema refringens (ex Castellani and Chalmers 1913) Smibert 1974 Treponema orale (Socransky et al. 1969) Smibert 1974 Treponema scoliodontum (ex Noguchi 1928) Smibert 1974 Treponema vincentii (ex Brumpt 1922) Smibert 1974 Treponema teratonymphae Noda et al. 2018 Treponema peruense Belkhou et al. 2021 Treponema suis Mølbak et al. 2006 Smibert R.M. Holt J.G. Genus III. Treponema Schaudinn 1905, 1728(AL) 1984 1 1 49 57 Bergey's Manual of Systematic Bacteriology The Williams and Wilkins Co. Baltimore Abt B. Göker M. 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