original description(ofFragilaria guenter-grassii Witkowski & Lange-Bertalot, 1993)Witkowski, A. ; Lange-Bertalot, H. (1993). Established and new diatom taxa related to Fragilaria schulzii Brockmann. <em>Limnologica.</em> 23(1): 59-70. page(s): v. 23 (1): p. 65; fig. 5a-l [details] Available for editors [request]
new combination referenceSabbe, K. & Vyverman, W. (1995). Taxonomy, morphology and ecology of some widespread representatives of the diatom genus Opephora. European Journal of Phycology, 30(4): 235-249, available online athttps://doi.org/10.1080/09670269500651011 page(s): p. 241; fig. 29-42, 66-71 [details]