New and little-known digger wasps (Hymenoptera: Ampulicidae, Sphecidae Crabronidae) from Russia Author Mokrousov, Mikhail V. 0000-0001-6510-1791 Institute of Biology and Biomedicine at Lobachevsky State University of Nizhny Novgorod, Nizhny Novgorod 603950, Russia. sphecid @ inbox. ru; https: // orcid. org / 0000 - 0001 - 6510 - 1791 sphecid@inbox.ru Author Proshchalykin, Maxim Yu. Federal Scientific Center of the East Asia Terrestrial Biodiversity, Far Eastern Branch of Russian Academy of Sciences, Vladivostok- 22, 690022, Russia. text Zootaxa 2021 2021-04-09 4952 2 314 330 journal article 7329 10.11646/zootaxa.4952.2.6 34c6b1ec-569d-499a-a622-63d2e6d018e8 1175-5326 4674104 0C218676-4CAB-46AB-B806-C67D67CB8C44 Tachytes argenteus Gussakovskij, 1933 Tachytes argentea Gussakovskij, 1933: 279 , ♀ , ♂ . Lectotype : ♂ , Iran , Binjur southeast of Birjand [ZISP], designated by Puławski 1962: 396 . Material examined. Russia . Kalmykia , 3 ♀ , 3 ♂ , Davsna sands, 20 km E Khulhuta [ 46.292°N 46.672°E , 16. VI 2018 ], YA, KF , VL , MM , MP [ MMC ] ; Dagestan , 6 ♀ , 23 km N Kotchubey [ 44.601125°N 46.580994°E ], 17. VI .2018, YA, KF , VL , MM , MP [ MMC ] ; 4 ♀ , 7 km NW Staroterechnoe vill. [ 43.904303°N 47.397925°E ], 20. VI .2018, YA, KF , VL , MM , MP ; 1 ♀ , 15 km SEE Terekli-Mekteb [ 44.133619°N 46.061647°E ], 23. VI .2018, MM [ MMC ] . Cyprus . Paphos , 12 ♀ , 12 ♂ , near Pittokopos vill. [ 34.981ºN , 32.404ºE ], 23, 24, 28. V .2018, MM [ MMC ]. Uzbekistan . Kashkadarya Prov ., 1 ♀ , Karshy city, Kashkadarya Riv. [ 38.888448°N 65.831745°E ], 1–6. VI .2015, V . Gromenko [ MMC ] . Distribution. * Russia ( Kalmykia , Dagestan ); Greece , Azerbaijan , * Cyprus , Turkey , Saudi Arabia , United Arab Emirates , Iran , Turkmenistan , * Uzbekistan , Kazakhstan .