Aphrosylus ferox Haliday, 1851 (Hydrophorinae)

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 : 26

6. Aphrosylus ferox Haliday, 1851 (Hydrophorinae) (see also Dyte & Poulding 1992; Ventura et al. 2002)

( Figs 2F , 7A )

Number of specimens recorded. 101.

Distribution. Western Europe, Norway, possibly also European Russia. Portugal: three northern and southern provinces in this study, and Estremadura (Dyte unpubl. data).

Ecology. On littoral rocks ( Pollet 2000).

Rarity (%). 4.6 (rare). Very rare (FL).

Activity period. February, September–October.

Figures

FIGURE 2. Selected Portuguese species. A. Acropsilus niger (♂); B. Anahydrophorus cinereus (♂); C. Anepsiomyia flaviventris (♂); D. A. flaviventris (♀); E. Aphrosylus celtiber (♂); F. Aphrosylus ferox (♂); G. Argyra leucocephala (♂); H. A. leucocephala (♀); I. Campsicnemus curvipes (♂); J. Campsicnemus loripes (♂); K. Campsicnemus simplicissimus (♂); L. Campsicnemus umbripennis (♂); M. Ceratopos seguyi (♂); N. C. seguyi (♀); O. Chrysotimus molliculus (copula); photos by Rui Andrade, except for M by Valter Jacinto.

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).