| Author | van Veen, M. |
| Year | 2004 |
| Title | Hoverflies of Northwest Europe: Identification keys to the Syrphidae |
| Type | Book/Report |
| How Complete | All the species of north-western European (including Great Britain) known at the time |
| Source | 256pp, KNNV Publishing |
| Illustrations | Colour photographs and line drawings |
| Review (by Malcolm Storey) | English text. |
| Examine |  Stereo Microscope |
| Specimen Preparation | Pinned specimens; (male) genitalia needed in some cases. The Key to Genera uses thoracic underside characters which may be concealed if the specimen hasn’t been set with the head forward and legs apart. |
