title: New records of the genus Diodontus Curtis, 1834 (Hymenoptera: Crabronidae) from Bulgaria, Montenegro and Poland, with a key to Central and Eastern European species.
abstract: First records of Diodontus medius Dahlbom, 1844 and D. insidiosus Spooner, 1938 from Poland, and of D. handlirschi Kohl, 1888 from Bulgaria and Montenegro are provided. An illustrated key for the identification of Central and Eastern European species of the genus Diodontus is given.
authors.affiliation: Chair of Ecology and Biogeography, Nicolaus Copernicus University, Lwowska 1, 87-100 Toruń, Poland.; Email: thecla@wp.pl.
authors.forename: Piotr
authors.initials: P
authors.lastname: Olszewski
authors.affiliation: Institute of Biodiversity and Ecosystem Research, 1, Tzar Osvoboditel Boulevard, Sofia 1000, Bulgaria.; Email: toshkoljubomirov@gmail.com.
authors.forename: Toshko
authors.initials: T
authors.lastname: Ljubomirov
authors.affiliation: Ojców National Park, 32-047 Ojców, Poland.; Email: bogdan.w@hotmail.com.
authors.forename: Bogdan
authors.initials: B
authors.lastname: Wiśniowski
authors.affiliation: ul. J. Matejki 13 m. 45, 81-407 Gdynia; Email: unknown.
authors.forename: Jan Krzysztof
authors.initials: JK
authors.lastname: Kowalczyk
authors.affiliation: Chair of Ecology and Biogeography, Nicolaus Copernicus University, Lwowska 1, 87-100 Toruń, Poland.; Email: m_krzy@doktorant.umk.pl.
authors.forename: Maciej
authors.initials: M
authors.lastname: Krzyżyński
mesh_terms: D063147:Animal Distribution; D000825:Animal Structures / Q000033:anatomy & histology / Q000254:growth & development; D000818:Animals; D049628:Body Size; D002031:Bulgaria; D017753:Ecosystem; D005260:Female; D006927:Hymenoptera / Q000033:anatomy & histology / Q000145:classification* / Q000254:growth & development; D008297:Male; D054548:Montenegro; D009929:Organ Size; D011044:Poland