Cheilosia nebulosa

Cheilosia nebulosa is a Palearctic species of hoverfly.

Description

For terms see Morphology of Diptera
Wing length 6-8·5 mm. Face with conspicuous central knob. Legs partly yellow or orange. Scutellum without margin bristles. Wing with central cross veins darkened and with dusky clouds on anterior part. Antennae with third segment rounded and pale with dark tip.

Distribution

Present in most of Europe and the western Palearctic realm east to the Urals.

Biology

Habitat Wetlands, woodlands, Alnus and Salix carr and poorly drained scrub. Flowers visited include Crataegus, Prunus, Salix, Taraxacum and Tussilago. Flies from the end of April to beginning June.