FIGURES 2–38 in Staurosirella paranaensis sp. nov., a new epiphytic freshwater diatom (Bacillariophyceae) from the Paraná River floodplain, Brazil, South America

FIGURES 2–38. LM. Staurosirella paranaensis sp. nov. from type material. 2–34. LM. 2–9, 13–34. Valve view. 10–12. Girdle view. 35– 38. SEM–External view. Valve views depicting characteristics of the central narrow sternum, striae, and apical pore fields. Vimines long and narrow becoming shorter toward the sternum. Striae running uninterrupted from valve face to mantle, with areolae slit-like. 36–37. Apical pore fields. Broken spines suggesting initially hollow then becoming a solid structure. LM scale bar 10 μm, in SEM the scale bars are identified in the images. Figure 21* indicates the holotype specimen.