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 138. Tachytrechus notatus (Stannius, 1831) (Dolichopodinae) — new to Portugal ( Fig. 6L ) Number of specimens recorded. 13. Distribution. Europe; also North Africa. Portugal : three northernmost provinces, and Beira Baixa. Ecology. Recorded from three macrohabitat categories, in particular from agricultural land. About half of the Portuguese specimens were collected at an artificial pond in the outskirts of a town, with Typha sp. and other herbaceous plants on its banks. In northwestern Europe, the species seems to prefer open halophilous biotopes where it is found on both bare muddy soils and hard substrates ( Pollet 2000 ). Rarity (%). 5.7 (fairly rare). Very rare (FL). Activity period. April–June, August–September.