Hercostomus nigripennis (Fallén, 1823) (Dolichopodinae)

Pollet, Marc, Andrade, Rui, Gonçalves, Ana, Andrade, Pedro, Jacinto, Valter, Almeida, Jorge, Braekeleer, Anja De, Calster, Hans Van & Brosens, Dimitri, 2019, Dipterological surveys in Portugal unveil 200 species of long-legged flies, with over 170 new to the country (Diptera: Dolichopodidae), Zootaxa 4649 (1), pp. 1-69 : 38

publication ID	https://doi.org/ 10.11646/zootaxa.4649.1.1
publication LSID	lsid:zoobank.org:pub:F532DBB2-FBC4-41B2-9A5C-D98B55CF8717
DOI	https://doi.org/10.5281/zenodo.10448880
persistent identifier	https://treatment.plazi.org/id/03E3502C-9923-8551-E887-F9EBD495F7FC
treatment provided by	Plazi
scientific name	Hercostomus nigripennis (Fallén, 1823) (Dolichopodinae)
status

Treatment

65. Hercostomus nigripennis (Fallén, 1823) (Dolichopodinae) View in CoL — new to Portugal

Number of specimens recorded. 4.

Distribution. Europe, largely lacking in the south and southeast (except for Italy). Portugal: one province (Trás-os-Montes e Alto Douro).

Ecology. The only sampling site of this species in Portugal were permanent pastures (Lameiros) bordered by Betula sp. , and an ancient bog that was drained in the 20th century for cultivation. In northwestern Europe, this species is restricted to open oligotrophic biotopes where it can be found in numbers on flowers of Potentilla erecta ( Pollet 2000) .

Rarity (%). 1.1 (very rare). Fairly rare (FL).

Activity period. June.