Baillie-Back. 1–6 Neidiopsis vekhovii (6856, 6858, 6859, 6862, 6865) 7–9 Neidiopsis wulffii (6862) 10–13 Neidium ladogensis (6862) 14–16 Neidium alaskaense (6862) 17–21 Neidium holstii (6858, 6862). Scale bars: 10 µm.