Rhamphomyia marginata

Rhamphomyia marginata is a species of dance flies, in the fly family Empididae. It is found in Europe, from Great Britain east to Romania and from Fennoscandia south to France, Austria and Hungary.

Rhamphomyia marginata
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Empididae
Genus:	Rhamphomyia
Subgenus:	Pararhamphomyia
Species:	R. marginata
Binomial name
Rhamphomyia marginata (Fabricius, 1787)
Synonyms
Empis marginata Fabricius, 1787[1]

This species is unusual, though not unique, as it is the females, and not the males that swarm.^[2]