Figure 4 from: Rybak M, Kochman-Kędziora N, Peszek Ł (2021) Description of four new terrestrial diatom species from Luticola and Microcostatus genera from South Africa. PhytoKeys 182: 1-26. https://doi.org/10.3897/phytokeys.181.65326

Figure 4 Holotype population of Microcostatus meridionalis Peszek, M.Rybak & Kochman-Kędziora, sp. nov. A–OLM images of valve views P–AASEM images P–T images of entire valve external views U–Z view on valve central area and valve apices AA internal view of valve. Scale bars: 10 µm (A–O), 5 µm (P, Q), 4 µm (R), 3 µm (S–U, Y–AA), 2 µm (V, W), 1 µm (X).