Position in a system
| system | Vitae - living organisms |
| domain | Bacteria (Haeckel, 1894) Woese, Kandler Wheelis, 1990 - bacterians |
| phylum | Proteobacteria E.Stackebrandt,E.G.E.Murray & H.G.Trüper,1988 |
| class | Betaproteobacteria Garrity, Bell & Lilburn, 2006 |
| order | Neisseriales Tønjum, 2006 |
| family | Neisseriaceae Prévot, 1933 |
| genus | Neisseria Trevisan, 1885 |
| species | Neisseria sicca |