nov. comb.
Nupela bicapitata (Hustedt) Tremarin et T. Ludwig
Tremarin, P. I.; Straube, A.; Ludwig, T. A. V. (2015). Nupela (Bacillariophyceae) in littoral rivers from south Brazil, and description of six new species of the genus. <em>Fottea.</em> 15(1): 77-93. Available for editors [request]