Hoverflies of Northwest Europe : Identification Keys to the Syrphidae

Bok av Mark P. van Veen
Hoverflies of the Northwest Europe identifies the hoverflies of Northwest Europe and incorporates the knowledge that has been published over the past decades. The book covers 500 species - nearly two thirds of the known European syrphid fauna. The main body of the book consists of dichotomous keys to the hoverfly species, richly illustrated with drawings that show details as well as whole flies.