Systematic and biogeographical study of Protura (Hexapoda) in Russian Far East: new data on high endemism of the group Author Bu, Yun Author Potapov, Mikhail B. Author Yin, Wen Ying text ZooKeys 2014 424 19 57 http://dx.doi.org/10.3897/zookeys.424.7388 journal article http://dx.doi.org/10.3897/zookeys.424.7388 1313-2970-424-19 38EAC4B788344054B9AC9747AC476543 Taxon classification Animalia Protura Nipponentomidae Nipponentomon cf. bidentatum Nakamura, 2004 Material examined. 2 males, locality 3, 20-IX-2009, coll. O. Smirnova; 3 females, 2 males, locality 2, 30-IX-2011, coll. M. Potapov & V. Alpatov. Distribution. Russia (Far East, Khabarovsk Krai). New for Russia. Notes. The present species is nearly identical to Nipponentomon bidentatum Nakamura, 2004 found from Korfovsky area of Khabarovsk Krai, they have the same shape of sensilla on foretarsus and the body chaetotaxy (seta P3a absent on tergites II-VII and A3 present on tergite I), our form only differs in the presence of seta d6 on head and 1 inner flap on the claw. Final decision on the status of our population calls for the additional study.