Dipterological surveys in Portugal unveil 200 species of long-legged flies, with over 170 new to the country (Diptera: Dolichopodidae) Author Pollet, Marc Author Andrade, Rui Author Gonçalves, Ana Author Andrade, Pedro Author Jacinto, Valter Author Almeida, Jorge Author Braekeleer, Anja De Author Calster, Hans Van Author Brosens, Dimitri text Zootaxa 2019 2019-08-01 4649 1 1 69 journal article 25532 10.11646/zootaxa.4649.1.1 5ddee453-14a5-41ea-bd4d-046468d3651f 1175-5326 3357623 F532DBB2-FBC4-41B2-9A5C-D98B55CF8717 127. Syntormon metathesis (Loew, 1850) (Sympycninae) — new to Portugal ( Fig. 6F ) Number of specimens recorded. 6. Distribution. Europe, but less in the south. Portugal : two provinces in the north and centre. Ecology. In Portugal , this species was only recorded from two macrohabitat categories, with most of the specimens collected at a site featuring a mosaic of cattle pastures, riparian corridors and brackish wetlands, with trees and bushes bordering the fields and the riparian corridor. In northwestern Europe, this species is mostly found in very humid biotopes, ranging from brackish marshlands and meadows to swamps ( Pollet 2000 ). Rarity (%). 2.3 (very rare). Fairly rare (FL). Activity period. February–March, August–September, November.