Figure 6 from: Long J-Y, Williams DM, Liu B, Mo W-H, Quan S-J (2022) Ultrastructure of three Species of Entomoneis (Bacillariophyta) from Lake Qinghai of China, with reference to the external areola occlusions. PhytoKeys 189: 29-50. https://doi.org/10.3897/phytokeys.189.78149

Figure 6 A–FEntomoneis sinensis sp. nov., external view, SEMA–C three whole valves, note Ƨ-shaped keel outline D–F three middle parts from Figs A, B and C respectively, note two proximal raphe endings slightly dilated and a pore-like structure at the centre of central nodule (arrows). Scale bars: 10 μm (A–C); 1 μm (D–F).