| Author | Benson, R.B. |
| Year | 1951 |
| Title | Hymenoptera: 2. Symphyta. Section (a) |
| Series | Handbooks for the Identification of British Insects |
| Type | Book/Report |
| How Complete | Covers all UK species known at the time |
| Source | Handbooks for the Identification of British Insects , Vol VI, Part 2(a), 49pp, The Royal Entomological Society of London |
| Illustrations | Line drawings in the text |
| Review (by Malcolm Storey) | Dichotomous key to sawflies except the family Tenthredinidae. This contains most of the larger species that you rarely see! A supplement in part C contains corrections. Can be downloaded from the Royal Entomological Society’s website. |
| Errata, Corrigenda & Comments | There’s a list of additional species added since Benson’s keys in Adam Wright’s AIDGAP key (p536-7) |
| Examine |  Stereo Microscope |
| Specimen Preparation | Pinned specimens, females preferably set with saw everted |
| Identification difficulty | Straightforward |
| Website url | www.royensoc.co.uk/publications/index.htm |
