Van Heurck, H.F. (1881), Synopsis des Diatomées de Belgique Atlas: 179, pl. 66, figs 11–13 [comb. nov.]

basionym: Nitzschia sigma var. fasciculata Grunow legitimate

John, J. (1983), The diatom flora of the Swan River Estuary, Western Australia. Bibliotheca Phycologica 64: 1–358 [secondary reference]

Krammer, K. & Lange-Bertalot, H. (1988), Susswasserflora von Mitteleuropa. Bacillariophyceae 1. Teil Bacillariaceae, Epithemiaceae, Surirellaceae 2/2: - [secondary reference]

Day, S.A., Wickham, R.P., Entwisle, T.J. & Tyler, P.A. (1995), Bibliographic checklist of non-marine algae in Australia: - [secondary reference]

Entwisle, T.J. & Nairn, L. (2011), Census of Freshwater Algae in Australia. Edn. Version 1.0: - [secondary reference]

• APC Comment: T.J.Entwisle and L.Nairn (2011) use this taxon concept.
• Distribution: New South Wales, Tasmania

McCarthy, P. (2012), Census of Australian Marine Diatoms: - AAL [secondary reference]

nomenclatural synonym: Nitzschia sigma var. fasciculata Grunow legitimate

• Comment: Usually in fresh water; also estuarine and marine
• Distribution: W.A. (Perth)
• Ex.distribution: S and NE Brazil, Gulf of Mexico, U.S.A. (Great Lakes, Virginia, Maine), Canada (Ontario), British Isles, North Sea, Baltic Sea, Adriatic Sea, Caspian Sea, Iraq, India, China, East China Sea

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