Himantariidae Bollman, 1893 (Chilopoda: Geophilomorpha), a new family for the Mongolian fauna Author Dyachkov, Yurii V. text Ecologica Montenegrina 2021 2021-11-17 47 54 58 http://dx.doi.org/10.37828/em.2021.47.9 journal article 10.37828/em.2021.47.9 2336-9744 13249924 Polyporogaster porosa (Sseliwanoff, 1881) Type locality: "Chinad place (near Tashkent)" ( Sseliwanoff 1881b ) and "Chinas [sic!] near Tashkent" ( Sseliwanoff 1881a ) [ Uzbekistan , Tashkent Region, Chinaz City, N40°56' , E68°45' ]. Mesocanthus porosus Sseliwanoff 1881b: 231 ; 1884: 105–106 . Mesocanthus porosus – Sseliwanoff 1881a: 25 ; Attems 1904: 115 . Polyporogaster porosus – Silvestri 1919: 90 ; Lignau 1929: 163–164 ; Titova 1978: 241 . Polyporogaster porosa – Bonato et al . 2016 ; Bragina et al . 2020: 30 ; Dyachkov 2020a: 63 ; 2020b: 81 ; Dyachkov & Nedoev 2021: 44 . Material . 1 ♂ , 2 ♀ ( ZMMU Rc 7791), Mongolia , Khovd Aimag , Baitag- Bogd-Uul Mt. Range , Baruun- Khargaityn-Gol River Valley , N45°16' , E90°57' , 1900–2000 m , stony desert, 18–22. V .2015. Distribution . A Middle Asian species: "Turkestan" ( Sseliwanoff 1884 ; Attems 1904 ); Uzbekistan ( Sseliwanoff 1881 a , 1881b, 1884 ; Dyachkov & Nedoev 2021 ), Kazakhstan ( Bragina et al . 2020 ; Dyachkov 2020a ), Tajikistan ( Dyachkov 2020b ), Turkmenistan ( Dyachkov & Nedoev 2021 ), Mongolia (new). Remarks . Western Mongolia is the easternmost range limit of P . porosa . This species has never been encountered above 1300 m ( Dyachkov 2020a ).