Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum "Proteobacteria" Craig et al. 2010
               Phylum "Betaproteobacteria" Garrity et al., 2006 [monotypic]
                 Class Betaproteobacteriaᵀ Garrity et al. 2006
                   Order Neisseriales Tønjum 2006
                     Family Neisseriaceaeᵀ Prévot 1933 (Approved Lists 1980)
                       Genus Neisseriaᵀ Trevisan 1885 (Approved Lists 1980)
                         01 Neisseria animalis Berger 1960 (Approved Lists 1980)
                         02 Neisseria animaloris Vandamme et al. 2006
                         03 Neisseria bacilliformis Han et al. 2006
                         04 Neisseria canis Berger 1962 (Approved Lists 1980)
                         05 Neisseria cinerea (von Lingelsheim 1906) Murray 1939 (Approved Lists 1980)
                         06 Neisseria dentiae Sneath and Barrett 1997
                         07 Neisseria elongata Bøvre and Holten 1970 (Approved Lists 1980)
                         08 Neisseria flava Bergey et al. 1923 (Approved Lists 1980)
                         09 Neisseria flavescens Branham 1930 (Approved Lists 1980)
                         10 Neisseria gonorrhoeae (Zopf 1885) Trevisan 1885 (Approved Lists 1980)
                         11 Neisseria iguanae Barrett et al. 1994
                         12 Neisseria lactamica Hollis et al. 1969 (Approved Lists 1980)
                         13 Neisseria macacae Vedros et al. 1983
                         14 Neisseria meningitidis (Albrecht and Ghon 1901) Murray 1929 (Approved Lists 1980)
                         15 Neisseria mucosa Véron et al. 1959 (Approved Lists 1980)
                         16 Neisseria oralis Wolfgang et al. 2013
                         17 Neisseria perflava Bergey et al. 1923 (Approved Lists 1980)
                         18 Neisseria polysaccharea Riou and Guibourdenche 1987
                         19 Neisseria shayeganii Wolfgang et al. 2011
                         20 Neisseria sicca (von Lingelsheim 1908) Bergey et al. 1923 (Approved Lists 1980)
                         21 Neisseria subflava (Flügge 1886) Trevisan 1889 (Approved Lists 1980)
                         22 Neisseria wadsworthii Wolfgang et al. 2011
                         23 Neisseria weaveri Holmes et al. 1993
                         24 Neisseria zoodegmatis Vandamme et al. 2006