Parathalassius blasigii Mik, 1891 (Parathalassiinae)

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 : 46

95. Parathalassius blasigii Mik, 1891 (Parathalassiinae)

( Fig. 5C )

Number of specimens recorded. 12.

Distribution. Southern Europe ( Italy, Sicily, Spain, Azores); also North Africa. Portugal: one province (Minho) (see Brooks & Cumming 2017).

Ecology. This species seems confined to the littoral zone, in the transition zone between salt marshes and dunes. It has been collected in primary dunes by sweeping Ammophila arenaria and the soil surface where it seems to occur on the sandy soil near the tussocks bases. Information on its habitat preference in the rest of Europe is lacking.

Rarity (%). 1.1 (very rare).

Activity period. May–July.

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.