Current projects: 1. Revision of the genera of the Betylobraconinae and related groups. 2. Revision of the genus Aleiodes Wesmael of the West Palearctic region, with M.R. Shaw). 3. Revision of the Australian Betylobraconinae, with A. Austin. 4. Revision of the Indo-Australian and Afrotropical Macrocentrinae. 5. Revision of the genus Tropobracon. 6. Illustrated key to the subfamilies of Braconidae. 7. Revision of the Northwest European Opiinae and a key to the genera of the Palearctic Opiinae, with J.W. van Zuijlen. 8. Several smaller papers on Opiinae and Alysiinae (Asobara, Alysia, Aphaereta), Ecnomiinae etc..

Museum notes: The staff of the National Natuurhistorisch Museum, Leiden is working hard to get acceptable plans for the new museum building to be opened in 1997. Finally the museum will have a large permanent exposition.

New literature: Achterberg C. van. 1993. Illustrated key to the subfamilies of the Braconidae. Zoologische Verhandelingen. 283:1-189.

Achterberg, C. van. 1993. Revision of the subfamily Macrocentrinae from the Palaearctic region. Zoologische Verhandelingen. 286:1-110.

Achterberg, C. van adn C. O'Toole. 1993. Annotated Catalogue of the types of Braconidae in the Oxford University Museum. Zoologische Verhandelingen. 287:1-48.

Collection sites: for 1993 (Sept./Oct.) field research was planned on Sumbawa and the Sula Archipelago (Indonesia).