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Taxon: Species Azotobacter nigricans Krasil'nikov 1949 (Approved Lists 1980) (prokaryote)
Classification by:

Natura - nature
Count: 14k;234p;892c;1650o;9995f;116,669g;257,943s;29,212ss;2073v;35,692;112e; ‡2o;20f;119g;518s;110ss;1v;7; †6p;92c;638o;3910f;18,946g;6869s;207ss;2v;496;14e
   actualia - actual entities
  Count: 14k;234p;892c;1650o;9995f;116,669g;257,938s;29,212ss;2073v;35,692;112e; ‡2o;20f;119g;518s;110ss;1v;7; †6p;92c;638o;3910f;18,946g;6869s;207ss;2v;496;14e
     Mundus Plinius - physical world
    Count: 14k;234p;892c;1650o;9995f;116,669g;257,938s;29,212ss;2073v;35,690;112e; ‡2o;20f;119g;518s;110ss;1v;7; †6p;92c;638o;3910f;18,946g;6869s;207ss;2v;496;14e
       naturalia - natural bodies
      Count: 8k;234p;892c;1650o;9919f;116,659g;257,514s;29,212ss;2042v;11; ‡2o;20f;119g;518s;110ss;1v; †6p;92c;638o;3910f;18,946g;6869s;207ss;2v;104
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
        Count: 6k;234p;417c;1642o;9919f;116,616g;254,287s;29,210ss;2014v;11; ‡2o;20f;119g;518s;110ss;1v; †6p;92c;637o;3910f;18,937g;6829s;207ss;2v;104
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
          Count: [g] 144p;65c;142o;348f;2526g;10,764s;401ss;18v;4; †1f;7g;9s
             Superphylum "Proteobacteria" Craig et al. 2010
            Count: 6p;5c;39o;96f;894g;3483s;137ss
               Phylum "Gammaproteobacteria" Garrity et al., 2005 [monotypic]
              Count: 1c;18o;48f;374g;1672s;100ss
                 Class Gammaproteobacteria Garrity et al. 2005
                Count: 18o;48f;374g;1672s;100ss
                   Order Pseudomonadales Orla-Jensen 1921 (Approved Lists 1980)
                  Count: [*] 2f;17g;229s;5ss
                     Family Pseudomonadaceae Winslow et al. 1917 (Approved Lists 1980)
                    Count: [*] 9g;141s;5ss [26 Sep 2015]
                       Genus Azotobacter Beijerinck 1901 (Approved Lists 1980)
                      Count: [*] 6s;2ss
                         Azotobacter nigricans Krasil'nikov 1949 (Approved Lists 1980)
                        Count: [*] 2ss
                           1 Azotobacter nigricans subsp. achromogenes Thompson and Skerman 1981
                          Count: -
                           2 Azotobacter nigricans subsp. nigricans (Krasil'nikov 1949) Thompson and Skerman 1981
                          Count: -

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Last updated: 21 Sep 2025