Oscillatoria raciborskii Woloszynska, 1912: 686, pl. XXXIII: fig. 4 (type locality: Java, Indonesia).—Venkataraman, 1958: 473.
INDIAN OCEAN DISTRIBUTION: India.
Note: Drouet (1968: 150), on the basis of the original description, assigned this species to Porphyrosiphon notarisii (Meneghini) Kützing.