Kaplin V.G. 2025. A new species of bristletails of the genus Silvestrichiloides Mendes, 1990 (Microcoryphia: Machilidae) from Kyrgyzstan // Russian Entomol. J. Vol.34. No.4: 458–463 [in English].
All-Russian Institute of Plant Protection, Podbelskiy, 3, St. Petersburg, Pushkin 196608 Russia.
Vladimir Kaplin ctenolepisma@mail.ru https://orcid.org/0000-0002-3414-6759
doi: 10.15298/rusentj.34.4.03
ABSTRACT. A new species Silvestrichiloides kyrgyzicus sp.n. is described from Fergana Ridge (Western Tien-Shan). It differs from other species of this genus: S. gussakovskii (Kaplin, 1982) from Tadjikistan and S. berkarensis Kaplin, 2021 from South Kazakhstan in the structure of paired ocelles, maxillary and labial palps, legs, urostyles and urocoxites IX, parameres VIII; S. berkeri (Paclt 1960) in the number of ovipositor divisions, digging spines on posterior gonapophysis and in the structure of apical palpomere of labial palp.
KEY WORDS: Fergana Ridge, Western Tien-Shan, mountain steppe, Apterygota, morphology, taxonomy, key to species.