Traits name details
original description
(of Epithemia gibberula var. protracta Grunow in Pantocsek, 1886) Van Heurck, H. (1882-1885). Types du Synopsis des Diatomées de Belgique. Séries I-XXII. [slides Nr. 1-550]. Anvers, pp. [1]-[118] page(s): p. 121; Type no. 545 [details]
original description
(of Epithemia gibberula var. protracta Grunow in Pantocsek, 1886) Pantocsek, J. (1886). Beiträge zur Kenntnis der Fossilen Bacillarien Ungarns. Teil I, Marine Bacillarien. Nagy-Tapolcsány, Buchdrucherei von Julius Platzko, 74 pp., 30 pls. page(s): p. 32; pl. 10, fig. 86 [details]
basis of record
Fourtanier, E. & Kociolek, J. P. (compilers). (2011). Catalogue of Diatom Names. California Academy of Sciences, On-line Version. Updated 2011-09-19., available online at http://researcharchive.calacademy.org/research/diatoms/names/index.asp [details]
new combination reference
Müller, O. (1900). Bacillariaceen aus den Natronthälern von El Kab (Ober-Aegypten). <em>Hedwigia.</em> 38(5-6): 274-288, 289-321, pls. X-XII. page(s): p. 291; pl. 11, fig. 1,2 [details] 
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