Scytonema granulatum G. Martens, 1871a: 172 (type locality: salt lakes, Calcutta, India).—Prain, 1905: 335.— Biswas, 1926: 28.— Biswas, 1949b: 23.— Desikachary, 1959: 491.— K. Srinivasan, 1965: 251.
INDIAN OCEAN DISTRIBUTION: India.
Note: Drouet (1973: 241) chose a specimen in BM as the lectotype of this species and assigned it to Microcoleus lyngbyaceus (Kützing) P. Crouan & H. Crouan.