Nienna chukotka sp. nov. holotype. A Part of head B pseudoculus with setae sd4, sd5 and l3 C maxillary palpus D labial palpus E maxillary gland F female squama genitalis G exterior view of foretarsus H interior view of foretarsus I comb. Arrows show pores. Scale bars: 20 µm.
Part of: Shrubovych J (2019) Nienna chukotka sp. nov. (Protura, Acerentomidae, Nipponentominae) from the Arctic region, with a key to species of the genus. ZooKeys 899: 37-45. https://doi.org/10.3897/zookeys.899.47030