Rhaphium longicorne (Fallén, 1823) (Rhaphiinae)

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 : 49

105. Rhaphium longicorne (Fallén, 1823) (Rhaphiinae) — new to Portugal

( Figs 5G , 7 E–F)

Number of specimens recorded. 4.

Distribution. Seemingly restricted to western, central and northern Europe; also recorded from Romania. Portugal: one province (Minho).

Ecology. The only sampling site of this species in Portugal was a wet pasture with heather and broom in its edges. In northwestern Europe, R. longicorne is a member of a species guild typical for open very humid heathland and peat bogs ( Pollet 2000).

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

Activity period. May.

Figures

FIGURE 5. Selected Portuguese species. A. Neurigona biflexa (♂); B. Orthoceratium sabulosum (♂); C. Parathalassius blasigii (♂); D. Poecilobothrus nobilitatus (♂); E. Rhaphium appendiculatum (♂); F. Rhaphium brevicorne (♂); G. Rhaphium longicorne (♂); H. Rhaphium micans (♂); I. Schoenophilus versutus (♂); J. Sciapus albovittatus (♂); K. Sciapus laetus (♂); L. Sciapus pallens (♂); M. Sciapus platypterus (♂); N. Sciapus zonatulus (♂); O. Sybistroma dufourii (♂); photos by Rui Andrade, except for D by James A.C. Clark.

FIGURE 7. Selected Portuguese habitats of dolichopodid species. A. Arcozelo, October 2011 (Aphrosylus celtiber, A. ferox); B. Avintes, Parque Biológico de Gaia (PBG), July 2011 (Chrysotimus molliculus); C. Benfeita, Serra do Açor, May 2014 (Campsicnemus umbripennis, Rhaphium brevicorne); D. Canelas, Ria de Aveiro, September 2011 (Campsicnemus simplicissimus, Teuchophorus spinigerellus); E. Castro Laboreiro, Teso, May 2016 (Rhaphium longicorne); F. detail of same location; G. Coja, river Alva, May 2014 (Hercostomus appendiculatus); H. Esposende, May 2014 (Aphrosylus mitis); I. Lousã, July 2011 (Xanthochlorus silaceus).