Position in a system
| system | Vitae - living organisms |
| domain | Bacteria (Haeckel, 1894) Woese, Kandler Wheelis, 1990 - bacterians |
| phylum | Cyanobacteria Stanier ex Cavalier-Smith, 2002 - blue-green algae |
| class | Cyanophyceae Schaffner, 1909 |
| subclass | Synechococcophycideae |
| order | Pseudanabaenales |
| family | Pseudanabaenaceae |
| subfamily | Pseudanabaenoideae |
| genus | Spirulina Turpin ex Gomont, 1892 |
| species | Spirulina gomontii Gutwinski, 1902 |