original descriptionVan Heurck, H. (1880). Synopsis des Diatomées de Belgique. Atlas. <em>Ducaju & Cie., Anvers.</em> page(s): pl. 88, fig. 6 [details]
original descriptionCleve, P. T.; Möller, J. D. (1878). Diatoms. Part II, No. 49-108. <em>Esatas Edquists Boktryckeri, Upsala.</em> page(s): No. 99 [details]