Psilota

Psilota
Psilota anthracina Figure 1 in Meigen Europäischen Zweiflügeligen
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Syrphidae
Subfamily:	Eristalinae
Tribe:	Merodontini
Genus:	Psilota Meigen, 1822

Psilota is a genus of small black hoverflies with long wings, from the family Syrphidae, in the order Diptera. Thy are one of the few hoverfly genera that do not have a venia spuria in the wings. The larvae feed on tree sap.

...
Wikipedia