New and interesting records of Diptera (Asteiidae, Aulacigastridae, Milichiidae, Sphaeroceridae) from the Czech Republic

Records of 10 species of the families Asteiidae, Aulacigastridae, Milichiidae, Sphaeroceridae from the Czech Republic are presented. Sphaerocera pseudomonilis hallux Rohacek & Flordn, 1987 (Sphaeroceridae) represents a new addition to the fauna of Central Europe. Two species, Leiomyza birkheadi Gibbs in Gibbs & Papp, 2007 (Asteiidae) and Aulacigaster falcata Papp, 1997 (Aulacigastridae), are reported for the first time from the Czech Republic. The available Czech material formerly identified as "Leiomyza laevigata" is revised and records of true Leiomyza laevigata (Meigen, 1830) are published. New record of Milichiella tiefii (Mik, 1887) (Milichiidae) from Bohemia and of Trachyopella (Nudopella) hem Rohacek & Marshall, 1986 (Sphaeroceridae) from Moravia are given. Additional findings of some rare species of Sphaeroceridae are also presented and the spreading of a recently introduced species, Desmometopa microps Lamb, 1914 (Milichiidae), in South Bohemia is documented.