''Volucella pellucens'' is a hoverfly. It occurs in much of Europe, and across Asia to Japan.
It is about 15–16 mm in length with a broad body. It is mainly black, but the front part of its abdomen has a broad, yellow band, giving it the appearance of a bee or wasp. The two wings are transparent, as with most flies, but the leading edge is amber, with a brown patch on each wing.
The mimicry of bees or wasps in shape, and colouration is shown by other hoverflies, and this.. more