N.  Johansson, ? Revision of the Swedish Species of Odontocolon Cushman, 1942 (Ichneumonidae: Xoridinae) with the description of a new species and an illustrated key to species?, Entomologisk Tidskrift , vol. 141, pp.  23?42, 2000.

Y.  Ranta, ?Uusia havaintoja ritarikihosta Trogus lapidator (Fabr.) Keski-Suomesta. ?, Diamina, vol. 9, p. 31, 2000.

I. E.  Sääksjärvi, Komonen, A., and Nieminen, M., ?Loishyönteiset eli parasitoidit ? hyönteismaailman tuntemattomat pikkujättiläiset.?, Luonnon Tutkija, vol. 104, pp. 70-80, 2000.

L.  Sundström and Boomsma, J. J., ?Reproductive alliances and posthumous fitness enhancement in male ants ?, Proceedings of the Royal Society B. Biological Sciences, vol. 267, pp. 1439-1444, 2000.

K.  Vepsäläinen and Savolainen, R., ?Are spring mass migrations of bumblebees and wasps driven by vole cyclicity??, Oikos, vol. 91, pp. 401-404, 2000.

K.  Vepsäläinen, Savolainen, R., Tiainen, J., and Vilén, J., ?Successional changes of ant assemblages : from virgin and ditched bogs to forests?, Annales Zoologici Fennici, vol. 37, pp. 135-149, 2000.

V.  Vikberg, ? A re-evaluation of five European species of Spilomena with a key to European species and relevance to the fauna of North Europe, especially Finland (Hymenoptera: Pemphredonidae)?, Entomologica Fennica, vol. 11, pp. 35?55, 2000.

A.  Pekkarinen and Valtonen, P., ?Kierresiipisen koiras löydetty maamehiläiseltä Suomessa (Strepsiptera, Stylopidae)?, Sahlbergia, vol. 5, pp. 47-48, 2000.

A.  Pekkarinen, ?Pohjoisten kansojen mehiläishoidon historiaa?, Luonnon Tutkija, vol. 104, pp. 96-105, 2000.

J.  Laakso and Setälä, H., ?Impacts of wood ants (Formica aquilonia Yarr.) on the invertebrate food web oft he boreal forest floor?, Annales Zoologici Fennici , vol. 37, pp. 93-100, 2000.

K.  Johansson and Pekkarinen, A., ? Saksanampiainen  (Vespula germanica) löytynyt talvella Turusta (Hymenoptera, Vespidae).?, Sahlbergia, vol. 5, p. 49, 2000.

K.  Fakhimzadeh and Lodenius, M., ?Honey, pollen and bees as indicator of metal pollution. ?,  Acta Universitatis Carolinae Environmentalica, vol. 14, pp. 13-20, 2000.

K.  Fakhimzadeh and Lodenius, M., ?Heavy metals in Finnish honey, pollen and honey bees?, Apiacta, vol. 35, pp. 85-95., 2000.

S. N.  Gorb, Gorb, E. V., and Punttila, P., ?Effects of redispersal of seeds by ants on the vegetation pattern in a deciduous forest: A case study?, Acta Oecologia, vol. 21, pp. 293-301, 2000.

M.  Koponen, ?Five alysiine species new to Finland (Hymenoptera: Braconidae; Alysiinae)?, Entomologica Fennica, vol. 11, no. 239-243, 2000.

V.  Vikberg and Koponen, M., ?On the taxonomy of Seleucus Holmgren and the European species of Phrudinae (Hymenoptera: Ichneumonidae). ?, Entomologica Fennica, vol. 11, pp. 195-228, 2000.

M.  Koponen, ?Five alysiine species new to Finland (Hymenoptera: Braconidae; Alysiinae).?, Entomologica Fennica, vol. 11, pp. 239-243, 2000.

M.  Koponen, Jussila, R., and Vikberg, V., ? Suomen loispistiäisluettelo (Hymenoptera, Parasitica). Osa 4. heimo Ichneumonidae, alaheimot Lycorininae, Neorhacodininae, Stilbopinae, Banchinae ja Ctenopelmatinae?, Sahlbergia, vol. 5, pp. 51-82, 2000.

R.  Jussila, ?Netelia arabs (Strand) new to Israel and N. caucasica (Kokujev) new to Sweden (Hymenoptera: Ichneumonidae; Tryphoninae). ?, Entomologica Fennica, vol. 11, p. 140, 2000.

R.  Jussila, ?Dyspetes praerogator (Thomson, 1883), a new species and genus to Finland and Denmark (Hym.,  Ichneumonidae, Tryphoninae).?, Entomologica Fennica, vol. 11, p. 88, 2000.

A.  Pekkarinen, Albrecht, A., Teräs, I., and Viitasaari, M., ?Alpimehiläiset ja alpiloismehiläinen Suomessa [Macropis europaea Warncke, M. fulvipes (Fabricius) and their nest parasite Epeoloides coecutiens (Fabricius) in Finland] (Hymenoptera: Apoidea, Melittidae and Anthophoridae).?, Sahlbergia, vol. 5, pp. 21-28, 2000.