A revision of the Pontocaspian gastropods of the subfamily Caspiinae (Caenogastropoda: Hydrobiidae) Author Anistratenko, Vitaliy V. 0000-0003-0832-7625 Department of Invertebrate Fauna and Systematics, Schmalhausen Institute of Zoology, National Academy of Sciences of Ukraine, B. Khmelnytsky Str. 15, 01030 Kiev, Ukraine. Author Neubauer, Thomas A. 0000-0002-1398-9941 Department of Animal Ecology and Systematics, Justus Liebig University, Heinrich-Buff-Ring 26 - 32 IFZ, 35392 Giessen, Germany. tneub @ zo. jlug. de; https: // orcid. org / 0000 - 0002 - 1398 - 9941 & Naturalis Biodiversity Center, Darwinweg 2, 2333 CR Leiden, The Netherlands. tneub@zo.jlug.de Author Anistratenko, Olga Yu. 0000-0003-3655-0701 Department of Invertebrate Fauna and Systematics, Schmalhausen Institute of Zoology, National Academy of Sciences of Ukraine, B. Khmelnytsky Str. 15, 01030 Kiev, Ukraine. & Department of Cainozoic Deposits, Institute of Geological Sciences, National Academy of Sciences of Ukraine, O. Gontchar Str. 55 b, 01054 Kiev, Ukraine. Author Kijashko, Pavel V. 0000-0002-5270-7900 Zoological Institute, Russian Academy of Sciences, Universitetskaya Emb. 1, 199034 Saint Petersburg, Russia. Author Wesselingh, Frank P. 0000-0002-1868-1815 Naturalis Biodiversity Center, Darwinweg 2, 2333 CR Leiden, The Netherlands. & Department of Earth Sciences, Utrecht University, Budapestlaan 17, 3584 CD Utrecht, The Netherlands text Zootaxa 2021 2021-02-19 4933 2 151 197 journal article 8059 10.11646/zootaxa.4933.2.1 1a2ba1ca-028f-4b95-8dda-5ddec4e63524 1175-5326 4550146 5D1D20A5-0F44-4AEF-AF5F-A758FC37D076 Genus Ulskia Logvinenko & Starobogatov, 1969 Type species . Caspia ulskii Clessin & W. Dybowski in W. Dybowski, 1887 ; by original designation. Caspian Sea, Recent.