Dilophus

Dilophus

Observation - Dilophus - UK and Ireland. Description: Copula of small black flies photographed today on the outside of a window, here in Ipswich, Suffolk. Each about 7 mm from head to tip of abdomen. I can see the apical circlet of spines on the tibia and some medial spines. Reflection in photos caused by th

Copula of small black flies photographed today on the outside of a window, here in Ipswich, Suffolk. Each about 7 mm from head to tip of abdomen. I can see the apical circlet of spines on the tibia and some medial spines. Reflection in photos caused by the flies posing on outside of conservatory.