Tetracanthella spp. 1–2 typical sensillar patterns of western (1) and eastern (2) groups of species 3–4 labial palp in T. sylvatica (3) and T. tardoki sp. nov. (4) Abbreviations: Md, Mdl-dorsal and dorso-lateral macrochaetae.

  Part of: Potapov M, Brinev A, Sun X (2019) Isotomidae of Japan and Asiatic part of Russia. II. The genus Tetracanthella of the Far East. ZooKeys 855: 31-54. https://doi.org/10.3897/zookeys.855.33000