An arrangement of Rhizosolenia imbricata var. striata. Recent marine material from China. Prepared by Eduard Thum, but with the label of C Baker (presumably the distributor). Olympus BHB microscope using 450nm LED light. As well as the arrangement I imaged part using the 20x Nikon Plan Apo 0.65 objective. Heine condenser, set to dark ground. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. Single unstacked images.
Rhizosolenia imbricata var. striata (Greville) Grunow, 1882. Published in: Van Heurck, H. (1882). Synopsis des Diatomées de Belgique. Atlas. pp. pls LXXVIII-CXXXII [78-132 and supplementary pls 22 bis, 82bis, 83bis, 83ter, 95bis], tables genres. Anvers: Ducaju et Cie. Plate 79, Figures 3,7. This name is currently regarded as a synonym of Rhizosolenia imbricata Brightwell, 1858. Published in: Brightwell, T. (1858). Remarks on the genus Rhizosolenia of Ehrenberg. Quarterly Journal of Microscopical Science, London 6: 93-95. Page 94, Plate 5, Figure 6.