Medetera petrophiloides Parent, 1925 (Medeterinae)

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 : 44

88. Medetera petrophiloides Parent, 1925 (Medeterinae) — new to Portugal

( Fig. 4M )

Number of specimens recorded. 43.

Distribution. Western and central Europe, Romania and southern European Russia. Portugal: five northernmost provinces, and Estremadura.

Ecolog y. Recorded from different biotopes in Portugal. In contrast, in northwestern Europe this species is distinctly restricted to the coastal dune area where it occurs in dune slacks and short-grazed grassy vegetations ( Pollet 2000).

Rarity (%). 9.2 (fairly rare). Rare (FL).

Activity period. April–November

Figures

FIGURE 4. Selected Portuguese species. A. Hercostomus germanus (♂); B. Hercostomus pilifer (♂); C. Hydrophorus oceanus (♀); D. Hydrophorus praecox (♀); E. Liancalus virens (♀); F. Machaerium maritimae (copula); G. Medetera ambigua (♂); H. Medetera dendrobaena (♂); I. Medetera flavipes (♂); J. Medetera mixta (♀); K. Medetera muralis (♂); L. Medetera peloria (♂); M. Medetera petrophiloides (♀); N. Medetera truncorum (♂); O. Muscidideicus praetextatus (♂); all photos by Rui An- drade.