An unusual diversity of Ulidiidae (Diptera) in a rich fen in Central Bohemia (Czech Republic)
Roháček, Jindřich
New and interesting records of Diptera on glacial sand deposits in Silesia (NE Czech Republic). Part 4 – Calyptratae
Barták, Miroslav, Kejval, Zbyněk, Lutovinovas, Erikas, Michelsen, Verner, Roháček, Jindřich