Duff, A., 2012
Sphaeriusidae to Silphidae
A new and comprehensire identification guide to the adult beetles of the British Isles.
This volume covers 887 sopecies in 18 families. It is the first of a multi-volume account which will cover all our beetles.
||All the British species known at the time.
||Line drawings and colour photographs.
||Under a Stereo Microscope (also useful to examine under a Compound Microscope).