Norwegian Journal of Entomology Volume 51 No. 2 • 2004 Published by the Norwegian Entomological Society Oslo and Stavanger NORWEGIAN JOURNAL OF ENTOMOLOGY A continuation of Fauna Norvegica Serie B (1979-1998), Norwegian Journal of Entomology (1975-1978) and Norsk entomologisk Tidsskrift (1921-1974). Published by The Norwegian Entomological Society (Norsk entomo- logisk forening). Norwegian Journal of Entomology publishes original papers and reviews on taxonomy, faunistics, zoogeography, general and applied ecology of insects and related terrestrial arthropods. Short communications, e.g. one or two printed pages, are also considered. Manuscripts should be sent to the editor. Editor Lauritz Sømme, Department of Biology, University of Oslo, P.O.Box 1050 Blindern, N-0316 Oslo, Norway. E- mail:
[email protected]. Editorial secretary Lars Ove Hansen, Zoological Museum, University of Oslo, P.O.Box 1172, Blindern, N-0318 Oslo. E-mail:
[email protected]. Editorial board Arne C. Nilssen, Tromsø John O. Solem, Trondheim Lita Greve Jensen, Bergen Knut Rognes, Stavanger Arild Andersen, Ås Layout: Lars Ove Hansen, Jorun Nylén, Nadiezhda Martinez Calás. Membership and subscription. Requests about membership should be sent to the secretary: Jan A. Stenløkk, P.O. Box 386, NO-4002 Stavanger, Norway (
[email protected]). Annual membership fees for The Norwegian Ento- mological Society are as follows: NOK 200 (juniors NOK 100) for members with addresses in Norway, NOK 250 for members in Denmark, Finland and Sweden, NOK 300 for members outside Fennoscandia and Denmark. Members of The Norwegian Entomological Society receive Norwegian Journal of Entomology and Insekt-Nytt free. Institutional and non-member subscription: NOK 250 in Fennoscandia and Denmark, NOK 300 elsewhere.