Symploca atlantica Gomont, 1892b: 109, pl. 2: fig. 5 (lectotype locality: Le Croisic, Loire-Atlantique, France fide Drouet, 1968: 204).—Jadin, 1894: CLXIV.— Forti, 1907: 302.
INDIAN OCEAN DISTRIBUTION: Mauritius.
Note: Drouet (1968: 204, 206) chose a specimen in PC as the lectotype of this species and assigned it to Oscillatoria submembranacea (Ardissone & Strafforello) Drouet.