E.  Lindqvist, ?Einige neue Blattwespen (Hym., Tenthredinidae)?, Annales Entomologici Fennici, vol. 43, pp. 92-95, 1977.

W.  Héllen, ?Die Nematinen Finnlands VI (Hymenoptera, Tenthredinidae) Gattung Pontania O. Costa?, Notulae Entomologicae, pp. 71-81, 1977.

M.  Pyörnilä, ?Parasitism in Aglais urticae (L.) (Lep., Nymphalidae). IV. Pupal parasitoids. ?, Annales Entomologici Fennici, vol. 43, pp. 21-27, 1977.

W.  Héllen, ?För Finlands fauna nya Apateles-arter (Hymenoptera, Braconidae). ?, Notulae Entomologicae, vol. 57, pp. 9-10, 1977.

V.  Vikberg and Valkeila, E., ?Chalcid flies reared from the cones of Larix spp. in Hämeenlinna, southern Finland, with notes on Finnish species of Euneura (Hym., Eurytomidae, Eupelmidae, Pteromalidae, Eulophidae)?, Annales Entomologici Fennici, vol. 43, pp. 36-39, 1977.

J.  Halme, ?Aphidiidae (Hymenoptera) of Finland I. Historical review and records of eight new species.?, Notulae Entomologicae, vol. 57, pp. 109-114, 1977.

J.  Halme, ?Perhosissa loisivien pistiäisten ja kärpästen keräilystä.?, Notulae Entomologicae, vol. 57, pp. 33-40, 1977.

R.  Rosengren, ?Foraging strategy of wood ants (Formica rufa group). II. Nocturnal orientation and diel periodicity.?, Acta Zoologica Fennica, vol. 150, pp. 1-30, 1977.

R.  Rosengren, ?Foraging strategy of wood ants (Formica rufa group). I. Age polyethism and topographic traditions?, Acta Zoologica Fennica, vol. 149, pp. 1-30, 1977.

B.  Elgert and Rosengren, R., ?The guest ant Formicoxenus nitidulus Nyl. (Hymenoptera, Myrmicinae): Tests on Formicinae  scent trail, mainly on trails laid by the host Formica polyctena Foerst. from the Formica rufa group ?, Memoranda Soc. Fauna Flora Fennica, vol. 57, p. 3, 1977.

A.  Kilpiäinen, Valkeila, E., Vesajoki, H., and Wuorenrinne, H., ?Samettimuurahainen Suomessa.?, Luonnon Tutkija, vol. 81, pp. 129-133, 1977.

R.  Jussila, ?Synosis karvoneni Vikb. ja Nemeritis fallax (Grav.) (Hym., Ichneumonidae).?, Notulae Entomologicae, vol. 57, p. 177, 1977.

R.  Jussila, ?Suomelle uusia loispistiäislajeja (Hymenoptera, Ichneumonidae).?, Notulae Entomologicae, vol. 57, p. 133, 1977.

A.  Pekkarinen and Teräs, I., ?Suomen kimalaisista ja loiskimalaisista (On Finnish bumblebees and cuckoo bumblebees (Apidae))?, Luonnon Tutkija, vol. 81, pp. 1-24, 1977.

M.  Raekunnas, ?Hedychrum intermedium (Hymenoptera, Chrysididae) löydetty Suomesta.?, Notulae Entomologicae, vol. 57, p. 24, 1977.