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Wetzel, C. E.; Lange-Bertalot, H.; Morales, E. A.; Bicudo, D. D. C.; Hoffmann, L.; Ector, L. (2012). Bicudoa amazonica gen. nov. et sp. nov. (Bacillariophyta)—a new freshwater diatom from the Amazon basin with a complete raphe loss in the Eunotioid lineage. Phytotaxa. 75(1): 1-18.