First records of Tachydromia Meigen and Tachypeza Meigen (Diptera: Hybotidae) from Viet Nam, with descriptions of four new species Author Grootaert, Patrick Author Shamshev, Igor text Zootaxa 2009 2249 33 43 journal article 10.5281/zenodo.190763 f20c4112-5557-4d2b-92a1-225718821052 1175-5326 190763 Tachydromia Meigen, 1803 The species of the genus Tachydromia (= Sicus Latreille, 1796 ; Sicodus Rafinesque, 1815 ; Coryneta Meigen, 1800 ; Danistes Gistl, 1848 ; Phoneutisca Loew, 1863 ; Tachista Loew, 1864 ) are small to medium-sized (1.0 to 3.5 mm ), largely shining, ant-like flies with slender thorax, large postpronotal lobes, reduced thoracic setation, usually narrow palpus, slender legs and brown banded, clouded or spotted wings. In the Oriental Region Tachydromia can be only compared with Platypalpus Macquart and, especially, with Tachypeza Meigen , from which they can be readily distinguished by wing venation, namely complete loss of cell cu p .