(ofNavicula obdurata Hohn & Hellermann, 1963)Hohn, M.H. & Hellerman, J. (1963). The taxonomy and structure of diatom populations from three Eastern North American rivers using three sampling methods. Transactions of the American Microscopical Society, 82(3): 250-329, available online athttps://doi.org/10.2307/3223932 page(s): p. 307; pl. 4, fig. 27, 28 [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. (2026). DiatomBase. Naviculadicta obdurata (Hohn & Hellermann) Lange-Bertalot & Metzeltin, 1996. Accessed at: https://www.diatombase.org/aphia.php?p=taxdetails&id=611784 on 2026-09-05
original description(ofNavicula obdurata Hohn & Hellermann, 1963)Hohn, M.H. & Hellerman, J. (1963). The taxonomy and structure of diatom populations from three Eastern North American rivers using three sampling methods. Transactions of the American Microscopical Society, 82(3): 250-329, available online athttps://doi.org/10.2307/3223932 page(s): p. 307; pl. 4, fig. 27, 28 [details]