Nitrospira nitrosa van Kessel et al. 2015 Nitrospira nitrosa van Kessel et al. 2015 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Nitrospirota corrig. Garrity and Holt 2021 Nitrospirae (sic) Garrity and Holt 2021 Nitrospira Garrity and Holt 2001 non Nitrospira Watson et al. 1986 Nitrospirales Garrity and Holt 2001 Nitrospiraceae Garrity and Holt 2001 Nitrospira Watson et al. 1986 non Nitrospira Garrity and Holt 2001 Nitrospira nitrosa van Kessel et al. 2015 Nitrospira Watson et al. 1986 non Nitrospira Garrity and Holt 2001 Nitrospira moscoviensis Ehrich et al. 1995 emend. García-López et al. 2019 Nitrospira bockiana Lebedeva et al. 2008 Nitrospira marina Watson et al. 1986 Nitrospira defluvii Spieck et al. 2006 Nitrospira inopinata Daims et al. 2015 Nitrospira nitrificans van Kessel et al. 2015 Nitrospira kreftii Sakoula et al. 2020 Nitrospira salsa Haaijer et al. 2013 Nitrospira nitrosa van Kessel et al. 2015 van Kessel M.A.H.J. Speth D.R. Albertsen M. Nielsen P.H. Op den Camp H.J.M. Kartal B. Jetten M.S.M. Lücker S. Complete nitrification by a single microorganism. 2015 528 7583 555 559 Nature 0028-0836 1476-4687 10.1038/nature16459 26610025 van Kessel M.A.H.J. Speth D.R. Albertsen M. Nielsen P.H. Op den Camp H.J.M. Kartal B. Jetten M.S.M. Lücker S. Complete nitrification by a single microorganism. 2015 528 7583 555 559 Nature 0028-0836 1476-4687 10.1038/nature16459 26610025 van Kessel M.A.H.J. Speth D.R. Albertsen M. Nielsen P.H. Op den Camp H.J.M. Kartal B. Jetten M.S.M. Lücker S. Complete nitrification by a single microorganism. 2015 528 7583 555 559 Nature 0028-0836 1476-4687 10.1038/nature16459 26610025