(ofChaetoceros borealis var. rudis Cleve, 1897)Cleve, P.T. (1897). A Treatise of the Phytoplankton of the Northern Atlantic and its Tributaries. Upsala Nya Tidnings Aktiebolags Tryckeri, Upsala., 27 pp. page(s): p. 20; pl. 1, fig. 5 [details]
Kociolek, J.P.; Blanco, S.; Coste, M.; Ector, L.; Liu, Y.; Karthick, B.; Kulikovskiy, M.; Lundholm, N.; Ludwig, T.; Potapova, M.; Rimet, F.; Sabbe, K.; Sala, S.; Sar, E.; Taylor, J.; Van de Vijver, B.; Wetzel, C.E.; Williams, D.M.; Witkowski, A.; Witkowski, J. (2025). DiatomBase. Chaetoceros densus var. rudis (Cleve) E. Jørgensen, 1905. Accessed at: https://www.diatombase.org/aphia.php?p=taxdetails&id=974524 on 2026-09-30
original description(ofChaetoceros borealis var. rudis Cleve, 1897)Cleve, P.T. (1897). A Treatise of the Phytoplankton of the Northern Atlantic and its Tributaries. Upsala Nya Tidnings Aktiebolags Tryckeri, Upsala., 27 pp. page(s): p. 20; pl. 1, fig. 5 [details]
new combination referenceJørgensen, E.G. (1905). Diatoms in bottom samples from Lofoten and Vesteraalen. In: O. Nordgaard (ed.), Hydrographical and Biological Investigations in Norwegian Fiords, Bergens Museum Skrift. John Grieg, Bergen, 195-225 page(s): p. 100 [details]