Scaeva dignota (Rondani, 1857)
Biology & ecology:
The larvae are aphidophagous and are reported from fruit trees and from elder. Adults are reported from a variety of scrubby environments and from urban areas, and are known to visit yellow composites.
It is currently only known from a single specimen from the Isle of Wight.
Status & conservation:
A recent addition to the British list (Wright ,2013b) that had been predicted by Stubbs (2011). Identification is extremely difficult and may only be reliable in males. A photograph of whatmay have been this species was posted several years ago, and it is highly likely that additional speciemns may be found in collections.