spirulina magnifica spirulina magnifica spirulina magnifica is a cyanobacteria from the genus spirulina which occur in freshwater. spirulina magnifica scientific classification domain: bacteria phylum: cyanobacteria class: cyanophyceae order: spirulinales family: spirulinaceae genus: spirulina species: s. magnifica binomial name spirulina magnificaj.j.copeland 2001 synonyms spirulina caldaria var. magnifica