(Isocystis) (Isocystis) is a biological genus in the family Oscillatoriaceae and order Nostocales.
Isocystis messanensis
Isocystis pallida
Arthrospira
Borzia
Hydrococcus
Hydrocoleum
Isocystis
Leptolyngbya
Lyngbya
Microcoleus
Oscillatoria
Pelagothrix
Phormidium
Planktothrix
Porphyrosiphon
Romeria
Schizothrix
Spirulina
Symploca