Diatoma sinensis sp. nov., SEM, internal view A, B two complete valves note the distribution of the ribs and two rimportulae per valve C–E details of A showing the distribution of the ribs and the rimportulae embedded in one rib at each apex (C, E, two arrows) F–H details of B showing the distribution of the ribs and the rimportulae located among striae (F, H, two arrows). Scale bars: 5 μm (A, B); 1 μm (C–H).

 
 
  Part of: Yuan L, Liu B, Rioual P, Long J-Y, Peng Y-M (2022) Diatoma sinensis: a new diatom species (Bacillariophyta) found in the brackish Lake Qinghai, China. PhytoKeys 210: 93-108. https://doi.org/10.3897/phytokeys.210.90438