Lyngbya contorta Lemmermann, 1898: 202, pl. V: figs. 10–13 (type locality: Waterneverstorfer Binnensee [east of Kiel], Germany).—Islam & Aziz, 1983: 648, 650, pl. VII: fig. 38.
Planktolyngbya contorta (Lemmermann) Anagnostidis & Komárek, 1988: 394.
INDIAN OCEAN DISTRIBUTION: Bangladesh.
Note: Drouet (1968: 46, 67) selected a neotype for this species in LD and assigned it to Schizothrix calcicola (C. Agardh) Gomont.