Tetracanthella tardoki sp. nov. (46) and T. orientalis (47–50) 46–47 position of macrochaetae and s-chaetae on corpus 48 tenacular and furcal areas 49–50 dorsal chaetotaxy of Abd.II–V (49), head and Th.II (50), dorsal view. Abbreviations: fsc-a and fsc-p anterior and posterior furcal subcoxae, man manubrial field, ta tentacular area.

 
 
  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