A review of the Mutillidae (Hymenoptera) of Azerbaijan Author Lelej, Arkady S. 0000-0001-7501-0981 Federal Scientific Center of the East Asia Terrestrial Biodiversity, Far East Branch of the Russian Academy of Sciences, Vladivostok, 690022, Russia. lelej @ biosoil. ru; https: // orcid. org / 0000 - 0001 - 7501 - 0981 lelej@biosoil.ru Author Proshchalykin, Maxim Yu. 0000-0001-7870-8226 Federal Scientific Center of the East Asia Terrestrial Biodiversity, Far East Branch of the Russian Academy of Sciences, Vladivostok, 690022, Russia. proshchalikin @ biosoil. ru; https: // orcid. org / 0000 - 0001 - 7870 - 8226 proshchalikin@biosoil.ru Author Maharramov, Mahir M. 0000-0002-4130-7071 Institute of Bioresources of Nakhchivan Branch of National Academy of Sciences of Azerbaijan, Nakhchivan, AZ 7000, Azerbaijan. mahir _ maherramov @ mail. ru; https: // orcid. org / 0000 - 0002 - 4130 - 7071 & Nakhchivan State University, Nakhchivan, University campus, AZ 7012, Azerbaijan mahir_maherramov@mail.ru text Zootaxa 2022 2022-06-20 5155 1 61 86 journal article 77867 10.11646/zootaxa.5155.1.3 3776c9f1-1939-44d2-a5fc-23f2a8727236 1175-5326 6669410 7AD634F1-E040-4B4A-8329-5ADBF4F38DEF 1. Genus Krombeinella Pate, 1947 Type species: Hylaeus thoracicus Fabricius, 1793 , , by original designation. Eighteen species of this genus occur in the Palaearctic Region, mainly in the Mediterranean ( Pagliano et al. 2020 ) and one species in Oriental Region ( Williams et al. 2019 ). Only one species of this genus has been reported from Azerbaijan .