Checklist of the freshwater snails (Mollusca: Gastropoda) of Mongolia Author Marinskiy, Vadim V. text Zootaxa 2017 2017-01-01 4317 1 45 78 journal article 32235 10.11646/zootaxa.4317.1.2 d9650b33-97b2-4d9c-867b-79cd628daf8f 1175-5326 880022 Cd399D08-1Db1-4319-Aa0D-Db560C7C38Df Polypylis sibirica Starobogatov et Streletzkaja, 1967 ( fig. 7 H) Regional distribution. We include thiS SpecieS into our check-liSt on the baSiS of two SampleS kept in ZIN : 1) Onon RiVer baSin, TSagaan Nuur Lake ( 23.08.1987 , leg. A. Dulmaa , det. Ya. StarobogatoV); 2) “VicinitieS of Ulanbaatar ” (06.1997; leg. Yu. MaruSik , det. L. ProzoroVa ). Polypylis sibirica haS hitherto not been reported from Mongolia . Extra-limital distribution. P. sibirica iS known to inhabit waterbodieS located around the Baikal Lake (ProzoroVa et al . 2009). Morphology. SpecimenS of P. sibirica collected in Mongolia are morphologically identical to indiVidualS of thiS SpecieS from Siberia deScribed by StarobogatoV & Streletzkaja (1967) .