Trypoxylon Kostylevi Antropov, 1985 (Hymenoptera: Crabronidae) – A New Species for Poland – And a Key to Polish Species of Trypoxylon Latreille, 1796

by Olszewski Piotr, Pawlikowski Tadeusz
Published 2014-09-01

Chalybion Omissum (Kohl, 1889) (Hymenoptera: Sphecidae, Sceliphrini): New Records from the Balkan Peninsula (Southern Bulgaria)

by Olszewski Piotr, Ljubomirov Toshko, Pawlikowski Tadeusz, Barczak Tadeusz
Published 2014-09-01

Dispersion of Bumblebee Bombus Semenoviellus Skorikov (Hymenoptera, Apidae) in Poland

by Michołap Paweł, Sikora Aneta, Pawlikowski Tadeusz E., Sikora Marcin
Published 2020-07-01