[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010
       Class Betaproteobacteria Garrity et al. 2006
         Order Neisseriales Tønjum 2006
           Family Neisseriaceae Prévot 1933 (Approved Lists 1980)
             01 Genus Neisseria Trevisan 1885 (Approved Lists 1980)
             02 Genus Alysiella Langeron 1923 (Approved Lists 1980)
             03 Genus Aquaspirillum Hylemon et al. 1973 (Approved Lists 1980)
             04 Genus Aquitalea Lau et al. 2006
             05 Genus Bergeriella Xie and Yokota 2005
             06 Genus Chitinibacter Chern et al. 2004
             07 Genus Chromobacterium Bergonzini 1880 (Approved Lists 1980)
             08 Genus Conchiformibius corrig. Xie and Yokota 2005
             09 Genus Eikenella Jackson and Goodman 1972 (Approved Lists 1980)
             10 Genus Formivibrio Tanaka et al. 1991
             11 Genus Iodobacter Logan 1989
             12 Genus Kingella Henriksen and Bøvre 1976 (Approved Lists 1980)
             13 Genus Laribacter Yuen et al. 2002
             14 Genus Microvirgula Patureau et al. 1998 see Genus Aquaspirillum Hylemon et al. 1973 (Approved Lists 1980)
             15 Genus Morococcus Long et al. 1981
             16 Genus Prolinoborus Pot et al. 1992
             17 Genus Silvimonas Yang et al. 2005
             18 Genus Simonsiella Schmid 1922 (Approved Lists 1980)
             19 Genus Uruburuella Vela et al. 2005
             20 Genus Vitreoscilla Pringsheim 1949 (Approved Lists 1980)
             21 Genus Vogesella Grimes et al. 1997