Waterton. 1 Stauroneis sp. [cf. S. silvahassiaca] (4543) 2 Stauroneis reichardtii (4561, 4570) 3 Stauroneis vandevijveri (4533, 4534, 4539, 4570) 4 Stauroneis siberica (4520) 5 Stauroneis pikuni (4532) 6 Stauroneis jarensis (4532) 7 Stauroneis acuta (4539) 8 Stauroneis akamina (4561) 9 Stauroneis amphicephala (4542) 10 Stauroneis pax (4530, 4547) 11 Stauroneis conspicua (4520, 4533, 4534). Scale bars: 10 µm.