Contents of Volume 2 Number 1, 1991

S. Kerppola: Records of Microlepidoptera From Finland 1989 (Lepidoptera).......... 7-8.

H. Silfverberg: Changes 1986-1990 in the List of Finnish Insects.......... 9-17.

O. Biström: First Record of Chrysomela vigintipunctata From Finland (Coleoptera, Chrysomelidae).......... 18.

X. A. Vazquez: Redescription of Chrysanthia maroccana Lindberg, 1932 (Coleoptera, Oedemeridae).......... 19-20.

H. Silfverberg: Nomenclatorial Corrections in North European Coleoptera.......... 21-22.

I. Rutanen & P. Rassi: Coelambus polonicus (Aube) and C. parallelogrammus (Ahrens) New to the Finnish Fauna (Coleoptera, Dytiscidae).......... 23.

T. Clayhills: The Distribution and Habitat of Stenus (Hemistenus) audax J Sahlberg 1900 (Coleoptera, Staphylinidae) in Finland.......... 25-26.

R. Väisänen, P. Somerma, M. Kuussaari & M. Nieminen: Bryodema tuberculata and Psophus stridulus in Southwestern Finland (Saltatoria, Acrididae).......... 27-32.

K. Spitzer, J. Jaros & I. Svensson: Geographical Variation in Food Plant-Selection of Eupithecia gelidata Moschler, 1860 (Lepidoptera, Geometridae).......... 33-36.

R. Jussila: Ichneumonidae New to Finland (Hymenoptera) .1.......... 37-42.

R. Jussila: Description of the Male of Campodorus hyperboreus (Holmgren, 1855) (Ichneumonidae, Hymenoptera).......... 43.

R. Niemi & E. W. Gordeeva: Machuella hippy sp. n. (Acarina, Oribatida, Oppiidae) From Austria.......... 45-46.

M. Uusitalo: Aphelacarus acarinus (Berlese) New to Finland (Acari, Oribatei).......... 47-48.

Contents of Volume 2 Number 2, 1991

J. Tomminen & P. Leppänen: The Male Genitalia of Monochamus sutor (L), Mytilus galloprovincialis (Olivier) and M. urussovi (Vonwaldheim,Fischer) (Coleoptera, Cerambycidae).......... 49-51.

O. Biström, M. E. Franciscolo & N. Sanfilippo: Yolina tiwaiensis Franciscolo and Sanfilippo, 1990, Junior Synonym of Yolina libera Biström, 1987 (Coleoptera, Dytiscidae).......... 52.

O. Biström, H. Silfverberg & I. Rutanen: Abundance and Distribution of Coprophilous Histerini (Histeridae) and Onthophagus and Aphodius (Scarabaeidae) in Finland (Coleoptera).......... 53-66.

V. Vikberg & M. Viitasaari: Trichiosoma nanae sp. n., a Monophage On Betula nana From Finland (Hymenoptera, Cimbicidae).......... 67-77.

M. Chvala: Empididae (Diptera) of Finland - the Empis Subgenera Empis and Coptophlebia.......... 79-86.

M. Hirvenoja & P. Michailova: The Karyotype, Morphology and Ecology of Glyptotendipes aequalis Kieffer (Diptera, Chironomidae).......... 87-96.

W. F. Wulker: Chironomus fraternus sp. n. and C. beljaninae sp. n., Sympatric Sister Species of the Aberratus Group in Fennoscandian Reservoirs.......... 97-109.

Contents of Volume 2 Number 3, 1991

H. Hippa & P. Vilkamaa: The Genus Prosciara Frey (Diptera, Sciaridae).......... 113-155.

K. Mikkola, J. D. Lafontaine & V. S. Kononenko: Zoogeography of the Holarctic Species of the Noctuidae (Lepidoptera) - Importance of the Beringian Refuge.......... 157-173.

M. Viitasaari & A. G. Zinovjev: Taxonus zhelochovtsevi sp. n. and Apethymus parallelus (Eversmann, 1847) From the Soviet Far-East (Hymenoptera, Tenthredinidae).......... 175-178.

A. Pekkarinen & L. Huldén: Distribution and Phenology of the Ancistrocerus and Symmorphus Species in Eastern Fennoscandia (Hymenoptera, Eumenidae).......... 179-189.

Contents of Volume 2 Number 4, 1991

M. Koponen: Contributions to the Knowledge of the Braconidae of Finland (Hymenoptera).......... 193-209.

A. Jansson: Distribution and Dispersal of Urophora cardui (Diptera, Tephritidae) in Finland in 1985-1991.......... 211-216.

B. Seifert: Formica nigricans Emery, 1909 - an Ecomorph of Formica pratensis Retzius, 1783 (Hymenoptera, Formicidae).......... 217-226.