Three new species of non-marine ostracods (Crustacea, Ostracoda) from small water bodies of northern China

Tonnacypris rectangularis sp. nov. Female A–D dyzoc575 (holotype) A outer view of LV B outer view of RV C inner view of LV, with peg arrowed D inner view of RV E, F dyzoc577 E inner view of LV, with peg arrowed F detail of peg in (E) G dyzoc821, slightly oblique-dorsal view of carapace H, I dyzoc819 H ventral view of carapace I detail of central part of (H), showing outer lists on both valves. Scale bars: 100 μm (F, I); 500 μm (A–E, G, H).