1. and died on 16 June 1968. Although never a professional entomologist he probablycon-
2. British species of this family which was first announced in 1901 and eventually published
3. in 1961. In this great work 354 British species are keyed, described and illustrated, and of these
4. of each part. Since these details were omitted by the publishers, we give them here: Part I, Tachydromiinae: 30 June 1961. Part II, HybotinaeandEmpidinae (except Hilara): 25 August 1961. Part III, Empidinae (Hilara only) and Hemerodromiinae: 27 October 1961.
5. (Diptera: Chloropidae)" published in 1946, a concise account ofone ofthe most difficult